Answer: A
Explanation: There is no need to conduct and experiment if you already know the answer
Yes because just how the use lights to keep food warm a fast food places and such I have also used this in science to heat up pizza
Answer:
refrain from using or disposing of (something); retain for future use.
Explanation:
B would be your answer hope this helps :)
Global Warming, The earth will be too hot in some places to grow plants. This will mean less food.