Answer:
D
Explanation:
??? I think this is supposed to be related with a picture or article
Answer:
In order to learn about children's toy preferences, researchers interview children at a local preschool and base their inferences on the children's responses. This is an example of survey research.
Explanation:
When researchers carry out survey research, they collect data through questionnaires and interviews, which can be whether personal, online, in written form or by phone. This type of research belongs to the category of primary research (a direct way to obtain information right from the source). After researchers have obtained such data from the primary source, other colleagues may handle it to carry out secondary research.
In an essay, article, or book, an introduction (also known as a prolegomenon) is a beginning section which states the purpose and goals of the following writing. ... The introduction typically describes the scope of the document and gives the brief explanation or summary of the document.C introduction
