Which is the best way to control noise pollution among the four fundamental ways?

Which is the best way to control noise pollution among the four fundamental ways?

Q. Which is the best way to control noise pollution among the four fundamental ways?

A.            Reduce noise at the source

B.            Block the path of noise

C.            Increase the path length

D.            Protect the recipient

Answer: Reduce noise at the source

Gkseries: Gkseries.com is a premier website to provide complete solution for online preparation of different competitive exams like UPSC, SBI PO, SBI clerical, PCS, IPS, IAS, IBPS PO, IBPS Clerical exam etc. & other graduate and post-graduate exams. Learn more on about us page