What Is the Main Difference Between Scientists and Car Mechanics

Multiple Choice

What is the main difference between scientists and car mechanics?

A) Mechanics have more precise equipment to make accurate and precise measurements.
B) Scientists make statements that include the uncertainty in their conclusions given that it is not possible to measure any continuous variable with perfect precision.
C) Mechanics can be more certain because the measurement error is less important when the range of possible values is known or does not differ from one situation to another.
D) Both b and c
E) All of the above