The function of $IgE$ is

$A$ person who has an allergy,the type of antibody produced in his body is

$A$ person shows symptoms like sneezing,watery eyes,running nose,and difficulty in breathing upon exposure to certain substances in the air. Which type of antibody is produced during such a condition?

The type of antibodies produced during the allergic reaction is:

Anaphylactic shock is due to

Serotonin released from mast cells is responsible for.........