Really, none of these answers are good. leukocytes are the body's general immune cell, and lymphocytes are a type of leukocyte. Antibodies are only used when fighting an infection that your body already has experience with, so I'm guessing it you have to pick from these answers, its "lymphocytes", but it's not really the best answer.
Answer:
topical, chronological, spatial, cause-effect, and problem-solution sequence.
Explanation:
I think it’s D very sorry if this is wrong
The answer is the quadricep muscles. They are engaged whe you use the leg extension machine.
Hope this helps! :)