What Is the Magnetic Moment of a Rectangular Loop Having $6.0 \mathrm {~A}$

Multiple Choice

What is the magnetic moment of a rectangular loop having 120 turns that carries $6.0 \mathrm {~A}$ if its dimensions are $4.0 \mathrm {~cm} \times 8.0 \mathrm {~cm}$ ?

A) $2.3 \mathrm {~A} \cdot \mathrm { m } ^ { 2 }$
B) $23 \mathrm {~A} \cdot \mathrm { m } ^ { 2 }$
C) $0.23 \mathrm {~A} \cdot \mathrm { m } ^ { 2 }$
D) $230 \mathrm {~A} \cdot \mathrm { m } ^ { 2 }$