It appears there are questions related to the Peace Corps and some multiple-choice options. However, the text is incomplete or partially garbled. Here’s how you might interpret the questions based on the context provided:

1. For the question about what the Peace Corps does, based on common roles:
- **B: help solve difficulties** is typically correct.

2. One example of the efforts of the Peace Corps volunteers in foreign countries:
- **A: Share skills with people** or **B: teach farmers** might be suitable, depending on the context.

3. As for the word "they" in the paragraph referring to:
- **C: Peace Corps volunteers** would likely be the correct answer based on naming the group involved.

You may want to check the context of the original text to ensure these options align correctly with what you’re looking for. If you have access to the full text, that could give better clarity to select the right answers accurately.