Which theory argues that human relationships are formed by the use of a subjective cost-benefit analysis and the comparison of alternatives, seeking maximum rewards at lowest cost?

Given below are two statements: Statement I: Social Loafing is the tendency for individuals to exert less effort when working in a group than when working alone. Statement II: Social Facilitation refers to the improvement in performance on simple or well-learned tasks in the presence of others. In light of the above statements, choose the correct answer from the options given below:

In Social Psychology, the three components of an 'Attitude' (ABC model) are: