1. Find the right sequence of sentences with A being the first and Z being the last sentence of the passage.
A: Biological evolution has not fitted man to any specific environment.
P : It is by no means a biological evolution, but it is a cultural one.
Q : His imagination, his reason, his emotional subtlety and toughness, makes it possible for him not to accept the environment but to change.
R : And that series of inventions by which man from age by age has reshaped his environment is a different kind of evolution.
S : Among the multitude of animals which scamper, burrow swim around us he is in the only one who is not locked in to his environment.
Z: That brilliant sequence of cultural peaks can most appropriately be termed the ascent of man.