25 points and brainleiest

what is seafloor spreading?
a) new areas of oceanic crust occurring through the up welling of magma at the mid ocean ridges
b) the moon
c) a thing in the ocean
d) mid-ocean trenches continually add new material to the ocean floor

A) New areas of oceanic crust occurring through the up welling of magma at the mid ocean ridges.

yes i have all the correct answers

1. c 6. b. 11. c

2. a 7. d. 12. d

3. c 8. b. 13. c

4. d 9. c. 14. d

5. c 10. d. 15. a

16. d. 21. a

17. d.

18. a. 22-30 you must do on

19. d. your own

20. d.