7. Joints can be prepared for vigorous physical activity by doing A. push-ups.
C. stretching
B. sit-ups.
D. weight training

d would be your answer

when in a crucial situation, after calling 911, the correct posture for delivering effective compression is the proper hand placement.

first, place two fingers at the sternum, then put the heel of your other hand next to the fingers and place hand on top of the other. lock your elbows by using your body’s weight and compress the victim’s chest with a depth of 2 inches.

moreover, do 15 compression and 2 breaths, this process must be done four times until there is a pulse or a arrive.

the hyperactive and edgy feeling that comes when there is too much sugar in the blood stream. the actual amount of food that is eaten in a single meal. food with a high glycemic index is digested slowly.

true.