Which type of interaction is described below? interactions occur between individuals of the same species

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.

i believe it is c: genes for body color and wing size are inherited separately from each parent.