The correct answer is an experiment.
An experiment refers to an investigative study, where a researcher scientifically tests a hypothesis. Specifically, a researcher tests the effect an independent variable (manipulated variable) on the dependent variable (outcome), to investigate whether there is a causal (cause and effect) relationship between the variables. For instance, if a researcher wants t<span>o determine a cause and effect relationship between alcohol consumption and driving ability, he or she would use an experimental research study to do so. </span>
A child in a wheelchair is incapable of doing many things, including walking or running.
Yes, because it's a picture taken of the event.
You know a secondary source is something that DID NOT take part of or witness the event, so a Primary source is something that DID take part of, or witness the event.
So a picture would be a Primary source.
<span>According to her research,
nine out of the ten students had masturbated without a partner.</span>
Sexology
is the logical investigation of human sexuality, including human sexual
premiums, practices and capacities. The term sexology does not for the most
part allude to the non-scientific investigation of sexuality, for example,
political science or social feedback. The scientific investigation of sexual
conduct in people started in the nineteenth century.
Answer:
B. Niger
Explanation:
down here is the Sahel so its the Niger River.
hope i helped
