For the C2 Methylene Group in 1-Bromopropane, the Theoretical Multiplicity

For the C2 methylene group in 1-bromopropane, the theoretical multiplicity in the ¹H NMR spectrum,presuming that J_ab is sufficiently different from J_bc and that the instrument has sufficient resolving power,is which of these?

A) 2
B) 5
C) 6
D) 8
E) 12