Question: What setting is the left gas stove knob currently on?
A. Off
B. Simmer
C. Medium heat
D. Low heat
Clues:
1. The image shows two knobs on a black cooktop.
2. Each knob has a vertical line that acts as an indicator.
3. The indicator on the left knob is pointing to the left-most position.
4. A line connects the top-most position to a label that reads "关OFF".
5. There are other labels for the left knob: "文火", "猛火", "中火", and "小火", corresponding to different rotational positions.
Answer: C
Category: Home and Daily Life