Through my research I found questions similar to this with option choices:
A)mechanical control
B)biological control
C)chemical control
D)all of the above
Among those choices, the answer to fill in the blank would be C) Chemical because pesticides has those words pest which means bugs and cides which is in the word homicide or suicide and that means exterminate so people use special chemicals to kill invasive roaches and bugs in their houses or outside.
