I’m sorry, but you haven’t provided a source article for me to work with. Could you please provide the text or main points of the article you’d like me to rewrite? Once you do, I’ll be able to assist you further.

Unfortunately, without the context of a specific article to which I can add relevant facts or information, I cannot provide a fully accurate response tailored to your request. Anyway, I can guide you through a general process that can be followed to add information and critically assess any article.

Adding Relevant Facts:
When you aim to add facts about a topic, it’s essential to do the following:
1. Ensure the facts are current and sourced from reputable references.
2. Cross-reference information to verify accuracy.
3. Integrate the new information in a way that flows logically with the existing content.

Identifying Key Questions and Providing Answers:
To identify key questions:
1. Determine what the main goals or hypotheses of the article are.
2. Consider what information a reader might be curious about after reading the article.
3. Find any gaps in the explanation or arguments presented.

Once key questions are identified, provide comprehensive answers by researching authoritative sources.

Key Challenges or Controversies:
Discussing challenges or controversies may involve:
1. Presenting multiple viewpoints on the issue for balance.
2. Examining the evidence that supports or refutes each stance.
3. Identifying the broader implications or the impact of these issues.

Describing Advantages and Disadvantages:
To examine advantages and disadvantages:
1. Provide context to understand the significance of the topic.
2. Compare alternatives to the subject at hand if applicable.
3. Discuss both short-term and long-term effects.

Suggested Related Links:
When suggesting related links, ensure that the links are relevant to the topic and credible. It’s important only to recommend links that are active and from authoritative sources.

Example Format for Adding a Verified Link:
Relevant Website

Please note, the example above is just a format representation; ensure that the link used leads to a legitimate and pertinent webpage. It would be best if you replaced ‘https://www.relevantwebsite.com’ with the actual URL and ‘Relevant Website’ with the actual name of the link.

Remember to format and structure the paragraphs to improve the readability and flow. Use of bold tags, as shown in this response, helps to highlight key sections and make the content more accessible to the reader.

Whenever adding factual information or discussing controversies and benefits, it is vital to maintain a neutral tone and represent the data objectively. Avoid editorializing or inserting personal opinion unless the piece specifically calls for it.