Given are four stages in the life cycle of a housefly. If all four stages are kept in an empty container without food or water, which stages will be able to survive? 
A P and S
B R and S
C P and Q
D Q and S
Given are four stages in the life cycle of a housefly. If all four stages are kept in an empty container without food or water, which stages will be able to survive?
A P and S
B R and S
C P and Q
D Q and S