Why don't cliffs form in wet climates? asap i need the and in running out of time

Cliffs don't form in wet climates because they will become mud and eventually fall, causing a mudslide.

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