Respuesta :

Answer:

D

Step-by-step explanation:

A number to the power of 0.5 or a half just means square root.  A power to the third (as in 1/3) means cube root etc.  So a^(1/2)^(1/2) is a^1/4 and b^1/3^1/2 is b^1/6 so your correct answer will be D.