Which of these describes a quantitative observation?
A. an observation of the phenomenon itself
B. an observation of the relative size of something
C. an observation of an effect the phenomenon has
D. an observation that has a number associated with it

Respuesta :

Answer: D. An observation that has a number associated with it

Explanation: The answer is D. An observation that has a number associated with it. I would explain further, but it is pretty self explanatory.

Good luck!