Lamarck’s evolution theory could be summarised by the statement that

A. only the fittest can survive in a challenging environment
B. species that are unable to adapt become extinct
C. new characteristics do not arise in organisms in time of need
D. the changing environment imposes structural physiological and behavioural changes in organisms
E. in a changing and unstable environment nature rejects the weak

Correct Answer: Option D

the changing environment imposes structural physiological and behavioural changes in organisms