I think she is making speculation due to the sadden change of behavior.
As far as I can tell, this sentence has proper grammar.
Answer:
Nub
Explanation:
The definition of nub it, "the crux or central point of a matter." and the definition of incentive is "a thing that motivates or encourages one to do something.
In the excerpt, the word "pungent" refers to the pickles' aroma.
Pungent is a word to describe a very strong smell, very sharp and biting. So when Untermeyer used the word pungent to refer to the pickles, he was talking about their aroma, which is a fancy way to say smell.
Yes, it does, the sentence should be written like this: Beth, my two year old sister, is very curious, so I have to keep a close eye on her.
