reading about something to gain more knowledge is considered to be...\n a descriptive investigation.\n an…

reading about something to gain more knowledge is considered to be...\n a descriptive investigation.\n an experiment.\n research.\n a comparative investigation.
Answer
Brief Explanations:
Research involves gathering information to gain knowledge. Reading about a topic to learn more fits this definition. A descriptive investigation focuses on describing phenomena, an experiment tests a hypothesis through manipulation, and a comparative investigation compares different things. Reading to learn is a form of research.
Answer:
C. research.