The correct option is
B Plant lice
Termites feed on dead plant material in the form of wood, leaf litter, soil or animal dung.
Borer are insects that bores into the bark, trunk and branches of the tree.
Locusts are the swarming phase of short-horned grasshoppers which strip across the fields and damage crops.
Plant louse is the small plant feeding insect that tends to be very host-specific and feeds on one plant species or feeds on a few closely related plants.
Aphids are commonly known as plant lice. These are small white, black or greenish coloured bugs. They feed on sap and thus, are sap sucking insects. They are generally found on the stems and leaves.
Thus, the correct answer is option B.