I think you might of forgot to put a picture??
The correct answer is
“Sea mountains form a thriving ecosystem of underwater plants and animals, some of which have never been documented by scientists.”
C- Indeed very unjustly
I just answered this question for someone els on here, so here you go,
I hope this helped.
Answer:
Chaucer's career lasted
for twelve years.
Explanation:
Have a good one .Hope this helped