Question

You must settle this _yourselves

Answer 1

Answer:

is this question then the answer is thing

Answer 2

Sentence given with a blank :

You must settle this __ yourselves.

What to do?

→ Fill the blank in the given sentence.

What to filled?

→ A appropriate preposition

Answer : by

$\huge\mathbb\green{HOW?}$

As here, we need to related the word "yourself" with the phases given before it. So, need a preposition as it is the words that relate words and sentence with other words and sentence.For this sentence, it is best to used "by".

Hence,by is the correct word.

$\rm\blue{So,done!}$