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.
Stay home and stay safe until outside conditions improve.
<span>In the early 20th century, the public school system in France wanted to develop a test or assessment that would help the schools identify which students had difficulty learning or were unable to benefit from regular day to day classroom instruction. Two psychologists were able to come up with an assessment test to accomplish this task. Their names were Alfred Binet and Theodore Simon.</span>
The main organ of the respiratory system is the lungs.
Answer:
Being critical by a patient's personal life.