Question: How can I make my own air freshener for my car?

  Options: 
 A. In a screw on jar, place small scented candles or wax from old candles, poke holes in top of lid, then when car heats up from the hot sun, the wax will emit odor.
 B. In a screw on jar, place small scented candles or wax from old candles, Screw top of lid to make airtight, then when car heats up from the hot sun, the wax will emit odor.
Answer: A