Question

A positive change was seen in nature during lockdown period in terms of cleaner air

and water bodies because _______

(a) there was less human movement due to lockdown

(b) the virus helped in cleaning air and water

(c) the government made extra efforts to clean air and water

(d) People got together to clean water bodies.​

Answer 1

Answer:

(a) there was less human movt. due to lockdown