Answer:
D The forces are unbalanced by 2
Explanation:
basically, you subtract both your numbers if your number is 0 they are balanced if not then they are unbalanced by the difference of the two numbers
If i had to guess it would be A
A male lizard will do this to attract a mate.
No because they would not be able to hear it.
Vitamin a stays accumulated in your system and so only a concern if Greg is vitamin a deficient but he is probably getting other sources of vit a in his diet as well