Two Parallel Conductors Each of 0 $\pi$ *10 ^{- 7} T

Multiple Choice

Two parallel conductors each of 0.50-m length, separated by 5.0 *10 ^{- 3} m and carrying 3.0 A in the same direction, will experience what type and magnitude of mutual force? (magnetic permeability in empty space µ₀ = 4 $\pi$ *10 ^{- 7} T.m/A)

A) attractive, 1.8 * 10 ^{- 4} N
B) repulsive, 1.8 /10 ^{- 4} N
C) repulsive, 0.60 *10 ^{- 4} N
D) attractive, 0.06 *10 ^{- 4} N