Which of these results when hormone secretion is regulated by a negative feedback mechanism?

all hormones are regulated by other hormones.
hormones determine the metabolic rate of all cells.
hormone concentrations rise and fall depending on the time of day.
the concentration of a hormone remains within a narrow normal range.

Been sitting here trying to take this test and don't know this answer! place the events of a feedback mechanism associated with body temperature in the correct order. ·nerve cells send message from skin to the brain ·body returned to normal temperature around 98.6 degrees f ·temperatures regulation center in the brain sends out signals ·body temperature exceeds 98.6 degrees f ·sweat glands throughout the body activate to cool off skin surface it is a 1 through 5 question in biology!