Answer:
Well a staircase is like life you have your ups and downs. You could fall down all the time but get back up.
Explanation:
I think it’s D. Ocean trenches
I would say B is not an appropriate thesis.
Answer:
You fear what you don't know
Explanation:
You can overcome fear by studying, getting to really <em>know </em>what your afraid of
I hope this helps :D