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.
The passage discusses air pollution in Delhi and its harmful effects on health.
It mentions people wearing masks and installing air purifiers, which suggests breathing issues caused by pollution.
The Meaning of Options:
Abdominal: Related to the stomach or abdomen.
Renal: Related to kidneys.
Brain: Related to the brain.
Respiratory: Related to breathing and lungs.
Option 4 is the most relevant, as air pollution primarily affects the respiratory system.
Hence, the chosen option is correct.