Hi !!
The correct subject-verb agreement is ===>
A- Several of the workers <u>are</u> on their luch break.
The indefinite pronouns as <em>both, many, few, others, several </em>are plural
hope this helps ☺☺☺
For apex it was The September 11 attacks (D)
Answer: d
Explanation:
Please mark brainliest :3