Which of these changes occurs near the end of the third trimester of fetal development?
A. All parts of the eyes begin to develop,
B. The sex of the fetus becomes obvious.
OC. The fetus moves to a head-down position,
O D. All cells finish differentiating.

OC. The fetus begins to move to a head-down position.

Explanation: This happens after other features of the baby are also finishing development, such as eyelashes and eyebrows. The lungs are also the last major organ to finish developing during this time.

primary succession begins with a bare rock and ends with a forest secondary succession begins after a natural disaster where there is a temporary setback after a forest fire or local destruction, but the surrounding area can fill in

answer; /// i believe that the correct answer is ( monophasic ); ethinyl estradiol- ethynodiol diacetate is a monophasic oral contraceptive agent; ///