Question

What does the author mean when he says, “how many doses will be needed for

acquiring immunity is still in the realm of foggy knowledge.”? Here foggy

knowledge means-

a) a condition in which you cannot decide

b) foggy weather

c) something which is abstruse and hazy.

d) Superficial Knowledge​

Answer 1

Answer:

a) is the answers

I hope it will help you

Answer 2

Answer:

A) is the answer