How rainbow is formed

Iknow this isn't a question, but is there someway to ask a question under public safety or is there no category for it? i don't know if i'm overlooking it or not.

Afish fossil is found in a rock. a foot bone and tooth are found in an older layer of the same rock. what can scientists learn from the rock? a) the area changed from land to water. b) the area changed from water to land. c) the area has always been land. d) the area was once an ocean.

Ben’s job responsibilities include ordering in supplies, tracking inventory, managing waitstaff, and greeting guests. what does ben do? a) warehouse manager b)restaurant manager c)hotel manager d)shipping company manager