human
Question: Kerry made a simple flashlight. She recorded the following statements in her lab book. Which statement is an inference?

Choices:
A) The wire was 35 cm long.
B) The flashlight contained a battery.
C) The plastic switch was better than the metal switch.
D) The bulb was lit for 20 minutes before it burned out.
gpt
The correct answer is 2: The plastic switch was better than the metal switch..