40. Unda sifa kutokana na kitenzi kilicho mabanoni ili kukamilisha sentensi.
Watoto wa (buni) wamebuni insha.​

c

explanation: because you need to reduce the pollution on land,the exhaust fumes will stop,and stop it in water,the oil that is in the oceanharms the fish   sorry if you   have been waiting long  

answer; they are called (pebbling);

answer; make a no-nonsense accusation of the other;