A Deuteron,with the Same Charge but Twice the Mass of a Proton,moves

Multiple Choice

A deuteron,with the same charge but twice the mass of a proton,moves with a speed of 6.00 × 10⁵ m/s perpendicular to a uniform magnetic field of 0.0525 T.Which of the paths described below would it follow? (q_p = 1.60 × 10−¹⁹ C and m_d = 3.34 × 10−²⁷ kg)

A) a straight-line path
B) a circular path of 61.1 cm radius
C) a circular path of 23.9 cm radius
D) a circular path of 2.14 cm radius
E) a circular path of 1.70 cm radius