Which of the following statements about the Organisational Behaviour (OB) system is/are true and false?
1. OB believes inopen system.
2. It has three sub-systems namely formal organisation system, individual system and social system.
3. They are no intervening mechanisms to lead organisationl behaviour towards organisational effectiveness.
4. OB Mod and reinforcement are outside the purview of OD system.

A. 1, 2, 3 are true, 4 is false

B. 1, 3, 4 are true, 2 is false

C. 1, 3 are true, 2 and 4 are false

D. 1 and 2 are true, 3 and 4 are false

Answer: Option D