plis tolong donk kak.........

B = μo . I . N / (2.a)
I = 2.a.B / (μo. N)
I = 2 . 2πx10^-2 . 10^-5 / (4π x 10^-7 . 1/2)
I = 4π x 10^-7 / (2π x 10^-7)
I = 2 Ampere
jawaban D