Renewable energy sources

a)

are constantly replenished by nature

b)

protect the ozone layer

c)

are easily available anywhere on earth

I believe the answer here is A, renewable energy sources are resources that the earth give that can be replenished whither it be within a few days to a year; a prime example of a renewable energy source would be the sun or even the wind, it's constantly being renewed no matter how much of it we use.

I hope this helps you out a little bit!

the answer is a

Explanation:

I just did it on study island

v 154.9= 0.9 length length s little over 154.9cm

pe = weightxheight = 2000x1000=2,000,000joules