Read the following sentence from the article
The mob's storming of Congress prompted bipartisan outrage, as lawmakers accused Trump of
fomenting the violence with his relentless falsehoods about election fraud.
What does the verb "fomenting convey in the sentence?
(A) the idea that the mob was encouraged by false statements
(B) the idea that the claims about election fraud were new
(C)
the idea that many lawmakers are angry about the storming of Congress
(D) the idea that the Capitol violence came about swiftly with little provoking
.

I don't know why politics and certain opinions are being forced on you in what is presumably English class, but the answer would be A, the idea that the mob was encouraged by false statements.

Explanation:

This is because it is widely believed that Trump encouraged the mob, with supposedly false statements, and that is what this sentence is conveying, with the use of the word "fomenting", which means to 'instigate or stir up'

example: "they accused him of fomenting political unrest"