A scientist is writing a report and wants to include the diagram as shown above. Which is the best title for this diagram?

A. body temp control through negative feedback

B. body temp control through positive feedback.

What is a quantitative observation? a. an observation that proves the hypothesis is wrong. b. an observation about the number or amount of something. c. an observation about the color, shape, size, or condition of something. d. an observation in which the appearance of something is described using descriptive language.