Some micronutrients, such as vitamins e and c, can function as antioxidants in that they are able to:

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.

the real answer is b. scintillation counter