Identify any of the following sentences that contain Subject/Verb Agreement errors. [You should choose 3 answers on this

[answerhappygod]

Identify any of the following sentences that contain
Subject/Verb Agreement errors. [You should choose 3 answers on this
one]
1)The cats between us and the boardwalk has been meowing all
night.
2)The banner flying over top of the brightly painted grandstands
say "Eat at Joe's."
3) Since they was the ones who brought the food, they ate
first.
4)The banner flying over top of the brightly painted grandstands
says "Eat at Joe's."
5)The people in the last parade float were exhausted from waving
by the end of the ceremony.