I think the answer is c but I looked it up and got this: system or thing used as an example to follow or imitate.
The <span>nucleolus is located inside the Nucleus. </span>
<span>Here are the choices:
a.
using solar power
b.
recycling glass
c.
using nuclear power
d.
using biofuels
The answer is b. Recycling glass. It is not included in resource conservation since it is not coming from the natural resources. </span>
Sun thermal energy travels than water absorbs the heat then it heads to the south then