【单选题】Choose the sentence that can be used as the topic sentence.
A.
I always have tea in the morning for breakfast.
B.
I make a pot of tea and then I drink it all myself.
C.
My favourite drink is tea and I drink a lot of it.
D.
Sometimes I have another pot before lunch.
E.
Mint tea is good for waking up and studying.
F.
At four o’clock, I make a cup of mint tea.