Final answer:
The channel process includes various intermediaries and ends with the retailer selling the product to the final consumer.
Step-by-step explanation:
The channel process includes all activities, beginning with the manufacturer and ending with the final consumer.
The correct answer is d) retailer.
The channel process refers to the path that a product takes from the manufacturer to the consumer. It involves various intermediaries who facilitate the movement of goods or services.
The process starts with the manufacturer who produces the goods. The goods then go through different intermediaries such as wholesalers, agent middlemen, and merchant middlemen, before reaching the retailer. The retailer is responsible for selling the product directly to the final consumer.