Consider the following about immunity. (1) Active immunity is slow and takes time to give its full effective response. (2) In passive immunity, ready-made antibodies are directly given. (3) Colostrum contains IgE antibodies. (4) The foetus also receives some antibodies from its mother.
Choose Your Option
A. 1, 2 और 3
B. 1, 2 और 4
C. 1, 3 और 4
D. 1, 2, 3 और 4