Answer: Concurrent schedule of reinforcement
Explanation: In psychology, such a schedule means representing two or more concurrent schedules that are independent. In doing so, each of them results in reinforcement, and each of the schedules is available simultaneously. This means that each of the independent schedules is equally effective and requires independent responses, where one does not have to respond to each of them.
Explanation:
The per capita income can not reflect the true state of economic development because if the income of a particular group have increased or have become rich and the income of other groups remain the same, it will reflect an increase in the per capita income.
Answer:
D
Explanation:
I Pick D because you can make the cause in the experiment then the effect is yhe results of the experiment