PLEASE HELP ASAP!!!

Which revision of the passage best improves its clarity and flow?
Jacob's brother is Mike. Mike is older than Jacob. Mike has just
moved. Mike moved into his first apartment.
A. Jacob's brother is Mike and he is older than Jacob. Mike has just
moved into his first apartment.
B. Mike has just moved into his first apartment. Mike is Jacob's older
brother.
C. Jacob's brother is Mike. Mike has just moved into his first
apartment, and he is 10 years older than Jacob.
D. Jacob's older brother Mike has just moved into his first apartment.