Which sentence contains a singular subject?

the students on the social committee are planning the school dance.

all of the fruit looks ripe.

many in the auditorium had questions for the speaker.

some of the friends will be taking calculus next year.

a myth is something that is told for many years that u go looking for and cant find and a truth is something that u can find in real life and can be story's of for example:

mermaid's and unicorns: u can't find them at all so they can be a myth cause u hear story's about them once u go looking for them u won't find them.

dinassours(can't spell): u hear story's about them at school by ur friends and one day ur dad takes u to a museum and u find fossils of them so u realize they are real and not fake.

where is the article