My sister always wakes up early. She has to be at school by 7:00.

What is the best way to combine these sentences?

A. She has to be at school by 7:00, instead, she wakes up early.
B. My sister always wakes up early; because she has to be at school by 7:00.
C. My sister always wakes up early; she has to be at school by 7:00.
D. She has to be at school by 7:00, then my sister always wakes up early.

I think it's A.

A is incorrect.

Try again, but don't guess.