Answer:
C for certain is true. The rest either don't have to be or simply are not.
Explanation:
A rectangle need not be a square (but a square is a rectangle). A rectangle can have 2 sets of equal sides that are opposite. A should not be checked.
A kite does not have 4 right angles. I would not say B is correct.
C is always true.
D Most do not, but a parallelogram does.
E Not true usually.
F a rhombus is not a kite.