Answer:
A) fixed-ratio
Explanation:
The fixed ratio is the ratio that represents the reinforcement schedule. Here the delivery of the reinforcement could be done when the number of responses is completed and finished
Since in the given situation, it is mentioned that a toddler has learned about the jack and it wont be operate till she turns the hand crank approx and exact 10 mins
So this situation represents the fixed ratio
hence, the correct option is A
The option that is not considered to be a concept for the groundwork contained in the preamble of the constitution is Majority rule with minority rights.
- The answer to the question is A.
<h3>The preambles of the constitution</h3>
This established that the US was formed for the following reasons:
- A perfect union
- To ensure justice
- Domestic tranquility
- general welfare
- Common defense
- To secure liberty.
From the explanation above, the majority rule and minority right is not a part of the concepts.
Read more on the constitution here:
brainly.com/question/9515546
Answer:
Explanation:
changes in farming, population growth, and the demand for workers led people to move from farms to cities. Farming machines kept getting more and more advanced causing many farm workers to lose their job, so they move to the city.