A diary entry is one of the letters that they write day it can be 1 paragraph or even moreand thep put it in a book they call a dairy
Explanation:
A diary is when you write everything about how your day has been or what’s on your mind or just if you want to get things of your mind it’s quite interesting so u should try it out
i would say your answer is a)
sorry if im wrong
the spanish
hope this meaning spain btw