How to simplifyyyyyyyyyy (20 chararcters)

Write the expression in simplified radical form.
The square root of 50

A. 5
B. 2 times the square root of 5

C. 5 times the square root of 2

D. 10 times the square root of 5

C. 5 times the square root of 2

C. 5 times the square root of 2