Answer:
Pollution.
Explanation:
Due to constant increase of in pollution on Earth scientists have decided to colonize on Mars by 2030.
After University there is a period. That gives you a full and complete sentence. Then “she is capitalized.
A.I'm not satisfied with your explanation of where you <u>were</u> last night.
b.I came into the room when Mary <u>was playing</u> the piano.
c.no error!!!
d.There <u>are</u> some sheep in the field.
e.Playing the drums and singing<u> is </u>difficult.
Answer:
it's a fact that they are nocturnal animals
Explanation:
this is because during the night they are always active and their senses work properly due to the quiet conditions unlike during the day when they are just dormant