Which action is part of a scientific investigation? A. Gather opinions about which natural events to observe.
B. Record useful data gathered through observation.
C. Analyze the total cost of conducting an experiment.
D. Interview scientists from many areas of study.

Wats iqpow pls write 20 words for an answer

Which of the following best describes the difference between “autobiography” and “memoir”? a. autobiography is written about the author's own interpretation of events; memoir is a written interpretation of events. b. memoir covers a particular time in the writer’s life or recounts life events around one or two themes; autobiography covers the entire story of the author's life and has multiple themes. c. autobiography covers the entire story of the writer's life and has multiple themes; memoir is a shorter written work with one theme. d. autobiography covers entire story of the writer's life and has multiple themes; memoir is the writer’s random memories about past experiences.

Asking questions when something is unclear is part of?