Please choose the correct answer to the question: Foam weather stripping is often placed in the frames of doors and windows in a home. What is the purpose of this weather stripping?

Answer1: The weather stripping increases heat transfer by radiation. Answer2: Heat is conducted quickly through the weather stripping. Answer3: The weather stripping reduces heat loss due to convection. Answer4: Heat can transfer through the weather stripping due to reflection.

Answer format: answer1/answer2/answer3/answer4