The answer is c. north of the 38th parallel.
President Truman told MacArthur to keep the conflict within the 38th
parallel. However when they push the
North Koreans out of the South, they crossed over this boundary. This caused the Chinese to launch an attack
that further complicated the war.
Being able to preserve/contain/sustain some for a period of time. An example would be..."This glass is very sustainable" which means it will last long.
Hyhrddttxt tcy. Iuvu ubicuvk
He made the treaty of Moscow.