Which traits are characteristic of multicellular organisms?
choose all answers that are correct.
a.
different cells for different functions
b.
develop into specialized cells after they are formed
c.
all cells are smaller than those of single-celled organisms
d.
all cells are the same size and shape

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explanation:

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.