Which of the following statements about asking questions is TRUE? ОА.
It is your teacher's responsibility to notice that you don't understand a specific concept in class.
OB.
Asking questions shows that you are working hard in class.
O c.
Avoid wasting other students' time by asking your teacher after class.
O D.
All of the above

The answer is epidermis

It is called procrastination, doing something else to avoid a specific task.

Immunization is the introduction of a foreign substance to provoke  the immune response system.  immunizations are the same as vaccinations. it introduces foreign (but dead/ weakened) illnesses to train the body to fight against them. specific viruses and bacteria have specific antigens, antigens act sort of like name tags. these name tags the immune system recognize what's dangerous to the body and what's safe.