Answer: Its when you don't know nothing and lose most of your cells and barely know aything p.s IGMME
If you're talking about one storm for each, then acid rain would erode more Because acid breaks down material much easier then water.
(amusing they are falling at the same speed)
I would select B or C as the answer because i have no idea what the other ones are :)
What he did was say that evolution happened that over time the birds seemed to be changing
