Question

Someone please help me I need 7 and 8​

Answer 1

1 : B could be the correct one not sure about that one
2 : false

Answer 2

7. I'm pretty sure the answer is, All of the above.

8. True.

Step-by-step explanation:

7. Since we can see first signs of life, meteorite impacts and mass extinctions in a geological time scale.

8. Most life forms before are now extinct.