Item 4 the identity of an element depends on the number of

The identity of an element depends on the number of protons, neutrons, and electrons.

Explanation:

the answer is a. the yacht traveled from the dock north to the 200-meter marker in the bay in less than 5 minutes, giving the passengers several more hours to fish.

im doing peak rn so sry if its wrong

54 degrees incident angle = reflected angle

angle is from normal turned to line of ray