Answer:
Differential Reinforcement Ratio of High Rates
Explanation:
Differential Reinforcement Ratio of High Rates is a schedule of reinforcement when reinforcement is provided at the end of a predetermined interval, contingent on the number of responses emitted during the interval being greater than a gradually increasing criterion based on the individual's performance in previous intervals, it is contingent upon emitting at least a certain number of responses in a certain period of time. When reinforcement is higher than a predetermined criterion, it produces a higher rate of return.
Answer:
d
Explanation:
making a phone will take time
Political Islam leaders use Islam to gain power.
Answer: prescribing drugs suited for a nesessary treatment
they also provide primary healthcare support and advice.
South Africa's economy was traditionally rooted in the primary sectors – the result of a wealth of mineral resources and favourable agricultural conditions. ... Since the early 1990s, economic growth has been driven mainly by the tertiary sector – which includes wholesale and retail trade, tourism and communications.