This question essentially inquires about two aspects: firstly, your interest in product marketing, and secondly, why you believe this role suits you well. Your response should emphasize the importance of product marketing for business success, as well as your personal interests and skills that qualify you for this position. It's beneficial to connect your previous experiences, skills, and career aspirations to the realm of product marketing. Just ensure your answer is thorough yet succinct, and as specific as possible.