Which of the Following Functions Solves the Differential Equation $y ^ { \prime } = - 6 x y$

Multiple Choice

Which of the following functions solves the differential equation: $y ^ { \prime } = - 6 x y$ ?

A) y = $e ^ { - x ^ { 2 } }$
B) y = $e ^ { - 3 x } 2$
C) y = 7 $e ^ { - 3 x ^ { 2 } }$
D) y = 7 $e ^ { - x ^ { 2 } }$