What is paleoanthropology? a. it is practiced by archaeologists only. b. it is defined as the study of early humans. c. it is practiced by physical anthropologists only. d. it is concerned with fossilized skeletal remains only. e. it is defined as the study of fossilized non-primate mammals?

one characteristic that is shared by all is a soft body. many

of these invertebrate animals also have an outer shell to protect their

body. oysters, clams, snails, and mussels are all mollusks. so are octopuses, squids, and slugs. mollusks live on land and in freshwater.

c

explanation:

i'm thinking (a) to keep sand in place; ////////////

explanation: a sand fence or sandbreak, like a snow fence, is used to force windblown, drifting sand to accumulate in a desired place. sand fences are employed to control erosion, sand dune stabilization, keep sand off roadways, and to recruit new material in desert areas.