Discuss three ways in which employment could minimize emotional stress factors?​

I’ve given a lot of thought to what one of them should be, and the answer seems clear.

Which describes an effective project plan? o a. the project plan uses abstract language to provide interesting descriptions. o b. the project plan uses researched sources to establish credibility. o c. the project plan uses information that is already known to the reader. o d. the project plan uses visual aids to guide the reader's understanding

Which source would be the most credible choice for researching the life of anne frank?