Select the most appropriate option for blank No. 5.
Show answer & explanation
Correct answer: D
Explanation
The correct answer is option 4 i.e. respiratory.
Let's have a look at the meaning of the given options:-
- respiratory- connected with breathing.
- abdominal- in, forming, or relating to the abdomen.
- renal- The term "renal" refers to the kidney.
- brain- the part of your body inside your head that controls your thoughts, feelings and movements.
We are talking about air pollution that is connected with breathing hence, "Respiratory" will be the correct choice here.
Hence, the chosen option will be correct.