Which of the following contributed most directly to the trend shown above?
O advances in medical technology
O changes in immigration policy
O No Child Left Behind legislation
O reductions in Cold War tensions

the real gdp increased by 4.1%

explanation:

might not be right, i think i'm correct, but i might be thinking of last quarter

the answer is a, salt plain

someone or something lol

imma have to go   the third option

sorry if i am wrong hope this

if i am right plz give me brainliest