Which of the following is mismatched?

Match the items in Column-$I$ with those of Column-$II$ and choose the correct answer.

Column-$I$	Column-$II$
$(A)$ Hepatitis $B$ vaccine	$(p)$ $IgA$
$(B)$ Preformed antibodies	$(q)$ Against snake venom
$(C)$ Colostrum	$(r)$ Neutrophils
$(D)$ $PMNL$	$(s)$ Yeast
	$(t)$ Basophils

Select the code for the correct answer from the options given below.

Read the statements carefully and determine how many statements provide correct information.
$(1)$ In innate immunity,the cellular barrier is represented by four main types of cells.
$(2)$ The $BCG$ vaccine contains live attenuated Mycobacterium.
$(3)$ In $G-6-P$ dehydrogenase deficiency,$RBCs$ start to disintegrate (hemolysis).
$(4)$ Nicotine stimulates the adrenal gland.

Identify the number of correct statements from the following:
$(1)$ Gene therapy is used in the treatment of $ADA$ deficiency.
$(2)$ Tetanus causes sustained muscle contraction. There is a lack of relaxation phase.
$(3)$ Cigarette smoking leads to asthma in the respiratory system.
$(4)$ $A$ transplanted kidney in a patient can fail due to cell-mediated immunity.
$(5)$ Serum globulin is an antibody.

What are the various public health measures,which you would suggest as a safeguard against infectious diseases?

Identify the molecules $(A)$ and $(B)$ shown below and select the right option giving their source and use.
| Molecule | Source | Uses |
| :--- | :--- | :--- |