Key factors in mounting an immune response include all of the following except red blood cells.
Gastric would be the best answer for this
I would say feeling overwhelmed with intense guilt and anger
Answer:
a number of bullets, arrows, or other projectiles discharged at one time.
"the infantry let off a couple of volleys"
wall/curtain/barrier of fire
2.
(in sports, especially tennis or soccer) a strike or kick of the ball made before it touches the ground.
"a forehand volley"
verb
(in sports, especially tennis or soccer) strike or kick (the ball) before it touches the ground.
"she volleyed the ball home"
Explanation: