Many school buses have fitted CNG kit without observing the safety guidelines properly. This results in some instances of these buses catching fire due to short circuit and endangering the lives of the school children Which of the following can be an effective step to prevent such accident?

(A) The management of all the schools should stop using buses fitted with CNG kit.

(B) The regional transport authority should immediately carry out checks on all the school buses fitted with CNG kits.

(C) The govt should issue a notification banning school buses which run on CNG kits.