I would have say that it would be studying
Is this another language? I can't answer sorry!
Answer:
After many years of often violent riots, or protests, the end of apartheid began in the early 1990s, culminating with the formation of a democratic South African government in 1994. The end of apartheid can be credited to the combined efforts of the South African people and governments of the world community, including the United States.
Please sum it up and put it in your own words, have an awesome day!
Answer: 3. variable ratio
Options:
1. fixed interval
2. fixed ratio
3. variable ratio
4. variable interval
Explanation: The variable ratio of reinforcement uses rewards to create a high and steady rate of response. The rate of reward for a target behavior is unpredictable so the rat does not know when its response will get a reward. It will keep responding until the reward is delivered.
The options listed above are schedules of reinforcement. They are schedules used in rewarding target behavior in Operant conditioning.
Im sorry I don't know that one, I would try looking it up