How Does the Mass of a ⁴ He Nucleus Compare

Multiple Choice

How does the mass of a ⁴ He nucleus compare with the mass of a ¹ H nucleus? 2 1

A) "⁴ He is half as massive."
B) "⁴ He has about the same mass and ¹ H. 2 1"
C) "⁴ He is four times as massive."
D) "⁴ He is twice as massive."
E) "It is impossible to answer this without further information."