Brazil Colombia and Chile
Answer:
Epinephrine
Explanation:
Epinephrine and norepinephrine are chemically related neuro-transmitters and hormones which really operate in the organism. Both chemicals are involved in the bodies natural run or flight reaction, and this injection into to the blood increases blood pressure, heart rate count, and blood glucose levels and sugar level in blood.
The answer is b. social clock
Social clock refer to the social expectations that are
given by a culture about when the transitional events like marriage, having
kids, or retirement should take place in life. The social clock for every
culture and country differs, as the norms and values of every society have been
shaped over several centuries.