Three Identical Candles Are Placed in the Jars Shown Below

Three identical candles are placed in the jars shown below and lit at the same time. Jar x is left open while jars y and z are sealed with lids. The candle in which jar goes out first? x y z

A) The candle in jar x will go out first.
B) The candle in jar y will go out first.
C) The candle in jar z will go out first.
D) All the candles go out at the same time.