D. That all aspects of the piece should work together to create a certain effect
To create a "unity of effect" on the reader, it should have a certain effect on the reader. Like a really sad and depressing book should not exactly make the reader sad, but to feel the parts of the book that spoke out to the reader.
Descriptive research is a research methodology you can use to describe the characteristics of the variables that you are studying, such as events, organizations, individuals, etc. This type of research answers explicitly the “what” question instead of the “how,” “why,” and “when” questions. Through this type of research, you can obtain information about the current situation of a phenomenon but not the reason for its state.
Answer: A. The innkeeper, who was not very friendly, slid the room key across the desk.
Explanation: