Seasonal changes create layering in glaciers known as growth banding rhythmic layering growth layering annual banding

B. rhythmic layering

please give me brainliest :)

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.

because the light is a great source of energy for the plants to survive. (i hope this )