Based on this link, please help me answer the below questions:

Link to the case study:

https://pmworldlibrary.net/wp-content/uploads/2015/12/pmwj41-Dec2015-Karkukly-role-of-the-pmo-featured-paper.pdf

Questions:

1. What is the role of the PMO in organizations? (quote and support your answer from credible sources)

2. What is the role of the PMO specifically in training and developing project managers skills per the article?

3. The article lists three benefits to training project managers (Financial, Morale, organization competitiveness), add two more benefits and explain why you deem them important.

4. Align the role of the project manager per the article to the PMI talent triangle

Please cite the relevant references against each of the answer, thanks!