Which of the following is a possible effect of beach erosion?

a. shorelines move inland

b. shorelines extend further into the water

c. the volume of sand on a beach increases

d. beach elevations rise

A.shorelines move inland!!!

Explanation:

Beach erosion actually occurs when wind and water remove sand from the beach.Incoming waves move water.

the truman doctrine was an american foreign policy whose stated purpose was to counter soviet geopolitical expansion during the cold war. it was announced to congress by president harry s. truman on march 12, 1947, and further developed on july 12, 1948, when he pledged to contain threats to greece and turkey.

a "theory" a suggestion that is not 100 % accurate, or a figure. some people say its a theory because they of all the passed theory's about one subject. it depends sometimes theory might be accurate and sometimes they are.