Ethological approach to motivation mainly explains
(A) biological aspects of behaviour.
(B) evolutionary history of behaviour.
(C) causation of behaviour in terms of stimulus, hormonal and neurobiological events.
(D) proximal determinants of behaviour.
Choose the most appropriate answer from the options given below :
1
(A) and (B) only
2
(C) and (D) only
3
(A),(B) and (C) only
4
(B), (C) and (D) only