How are wave energy and water depth related?
wave energy changes as water depth remains constant.
wave energy decreases as water depth decreases.
wave energy decreases as water depth increases.
wave energy remains constant as water depth changes.

Wave energy remains constant as water depth changes.

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