Pesticides are best described as
a.
polluting chemicals toxic to all living things
b.
chemicals that destroy 33% of the world’s potential food supply
c.
toxic chemicals used to control weed populations
d.
toxic chemicals used to control pest populations

The right option is; d.  toxic chemicals used to control pest populations

Pesticides are best described as toxic chemicals used to control pest populations.

Pesticides are substances usually synthetic or biological which are used to control pests such as rodents, insects, microbes and unwanted plants (weeds). Pesticide includes herbicide, bactericide, fungicide, disinfectant, rodenticide, insecticides, sanitizer, insect repellent, and animal repellent. Pesticides are mainly used in agriculture, to kill pests that destroy crops and they are potentially toxic to humans and other organisms.

sorry, but you do not have posted the diagram.