Which sentence is punctuated correctly?

a.
we grated one-third of that hunk of cheddar cheese.

b.
amy has collected forty three cans of food for the holiday food drive.

c.
three quarters of the people who live in this house are female.

d.
the baseball park is one half mile down the road

What two elements should be in an essay

What is the problem with the following sentence: cameron, who has an extreme and unreasonable suspicion of other people and their motives, suffers from paranoia which is a psychological disorder characterized by delusions of persecution or grandeur, was absolutely sure that someone was following him even though he was absolutely alone and hadn't seen a car for miles and miles.

What is your interpretation of “the story of my experiments with turth”?