Which origanizational structure would be best for each situation

If δmtv is reflected across the y-axis, what are the resulting coordinates of point m? a) (-2, 5) b) (-5, 2) c) (5, -2) d) (-2, -5)

What is best way to getting answer for my exam is

What is the cube root of -1,000p^12q3? -10p^4 -10p^4q 10p^4 10p^4q