answer: d
explantion :
Factor the numerator and denominator and cancel the common factors.
The square root of 50 is 7.071
For a rational number to have a terminating decimal expansion
q should be in the form 5^m and 2^n or both. If q is not in the form of either then it is a non terminating recurring decimal expansion
So think about it this way, Which line is most associated with the dots?
N, O, S, and Z all have rotational symmetry
