Question

Which word from the sentence gives it a formal tone?
These issues will engage us for years to come and give us much to consider.

A) Engage
B) Years
C) Give
D) Come

I think the answer is
A) Engage

Answer 1

I believe it's A) Engage as well. 

Answer 2

Answer:

I believe the answer is engage

Explanation:

Because all of the other words could be used in a informal tone

BRAINLIEST PLZ