Answer:
i think it would be ther first one, idk for sure becasue i have never took this class but from what i do know the first one seems themost reasonable. sorry if i am wrong
Explanation:
<span>The answer to this question is "Sciatica". </span>
Adaptive immunity can be acquired during either 'naturally' (by infection) or 'artificially' (through deliberate actions such as vaccination). Adaptive immunity can also be classified as 'active' or 'passive'