Please HELP!! I’ll mark brainliest to anyone who answers

Which of these sentences has an error in subject-verb agreement? a. official procedures calls for students who are tardy three times to serve detention. b. as a result of her efforts, a team of volunteers signs up every month to clean the city's parks. c. the committee of parents protested loudly at the school board meeting. d. each of the neighbors brings a dish to share at the pot-luck gathering.

Read the sentence: though margo moved as slowly as a snail in the morning, she somehow ended up being the shining star at the corporations breakfast meeting. which phrase from the sentence is an example of the authors use of simile? a) being the shining star b) somehow ended up c)the corporations breakfast meeting d)moved as slowly as a snail

Ineed quick me on this one and others