Cecily has just started her first job in an entry-level position at a large international corporation. Which of her colleagues would be best suited to mentor her?

D. Daniel, who has worked his way up from entry-level to manager of Cecily's team within the last five years.

Explanation: Daniel would be in the best position to help her out of all her colleagues because he started from where she started and has now grown to a higher level.

1. Experienced and knowledgeable about the company: An ideal mentor for Cecily would be someone who has a good understanding of the company's culture, values, and operations. This individual should have a few years of experience within the company, understand its structure, and be well-versed in the challenges and opportunities it presents.

2. Accessible and approachable: A good mentor should be someone who is available to meet with Cecily regularly and is willing to invest time in her professional development. They should be approachable and open to questions, making Cecily feel comfortable seeking advice and guidance.

3. Good communicator and teacher: The best mentor for Cecily would be someone who can communicate ideas clearly and is skilled at teaching or explaining concepts. This individual should be patient and supportive, providing constructive feedback in a way that encourages growth and learning.

4. Respected by peers and management: It is advantageous if the mentor is well-respected within the organization, as they can provide valuable networking opportunities and advocate for Cecily's professional development.

5. Working in a similar field or department: If possible, the mentor should be in the same field or department as Cecily, or at least have a good understanding of her role and responsibilities. This relevance ensures the mentor can offer specific, practical advice tailored to Cecily's job.

6. Has a track record of mentoring: If there is someone who has a history of successfully mentoring other employees, this would be a prime candidate to mentor Cecily. Their experience in mentoring means they understand how to effectively guide and support a less-experienced colleague.

A colleague who combines these attributes would likely be an excellent mentor for Cecily as she starts her new role and navigates her way through the complexities of a large international corporation.