Question: What does the -p option add to the output of the `git log` command?

1. It adds patch output that shows the differences introduced in each commit.
2. It adds patch output that shows a summary listing modified files.
3. It adds padding to the output and displays a histogram showing the number of lines changed in each commit.
4. It adds the full commit message and notes associated with each commit.

Answer: The correct answer of the above question is Option B:It adds patch output that shows a summary listing modified files.