Answer:
The correct option is B.
Step-by-step explanation:
According to the Multiplication Property of Equality: If a,b, and c three real numbers, then

Both are equivalent equations.
The given equation is

To solve this equation we have to isolate the variable x.
Multiply both sides of the equation by 1/4.


Jade needs to multiply both sides of the equation by 1/4 to solve the given equitation.
Therefore the correct option is B.