<span>This was a pseudoscientific diagnosis applied to black slaves who were wanting to run away from their masters. It was thought that, by running away from the plantation, black slaves were showing that they simply did not want to do the work that was Biblically intended for them. The idea that slave-masters could treat their help as equals was seen as a contributing factor, in the mind of Samuel Cartwright, the physician who conjectured this specific malady.</span>
Answer:
Economists can measure the performance of an economy by looking at gross domestic product (the market value of all goods and services produced by the economy in a given year.) In the United States, it is calculated by the Department of Commerce.
Explanation:
The correct answer is letter C.
Explanation: For resolve some problems the best things can be done is communicating properly.
Have a good way to to understand the message, generating answers that meet the expectations of the recipient. This is a communication that favors interactions between individuals.
The answer is a Natural Experiment.
A natural experiment takes place in natural settings and are used when independent variables can't be manipulated directly for ethical/practical reasons, so in this case the toddlers playing. Any effect observed happens naturally. They aren't seen as true experiments as the independent variable (toddlers playing) hasn't been changed deliberately to see effect on dependent variable (aggressiveness).
