Examine the following diagram. which of the following layers is older than layer d?
a only
c only
a and b
a, b, and c

A, as , to a , as a , is as a. b. c. d.

In a short paragraph, describe your hometown in terms of its population and impact. do you live in a town or a city? is your home a higher-order or lower-order settlement? how does your hometown interact with other towns in its region? (houston)

Witch of the following volcano hazards is made up of rocky particles about the size of a grain of sand