Present tense is what is happening in the moment or right now.
For example: I am reading a book.
This sentence shows that currently in the moment, the person was reading a book.
Another example: The time is 3:00
Answer: its b) a noun phrase
Explanation: i completed the question and it told me that it was right.
You could avoid using contractions such as don't
revised:
"I am not the best in math. Why? I do not know."
Hope this helps! :)
Answer:
I had to do something similar to this a while ago and I wrote about where bananas come from lol