Correct Answer: Both assertion and reason are true, and the reason is the correct explanation of the assertion.

Solution : The correct answer is (a) Both assertion and reason are true, and the reason is the correct explanation of the assertion.

Agricultural marketing does facilitate the adoption of modern agricultural practices, and the reason for this is that farmers get exposure to new technologies, improved seeds, and farm inputs through marketing channels. Agricultural marketing involves the process of bringing agricultural products from the farm to the market, including activities such as storage, transportation, processing, and distribution. During this process, farmers interact with various actors in the marketing chain, such as traders, retailers, and input suppliers.

Through these interactions, farmers gain access to information and resources related to modern agricultural practices. Marketing channels often serve as conduits for the dissemination of knowledge and technologies to farmers. They provide a platform for the exchange of information on new farming techniques, improved seeds, and advanced farm inputs.

By accessing these resources and information through agricultural marketing channels, farmers are able to adopt modern agricultural practices. They can learn about and implement innovative techniques that can improve their productivity, efficiency, and sustainability.

Therefore, the assertion that agricultural marketing facilitates the adoption of modern agricultural practices is true, and the reason that farmers get exposure to new technologies, improved seeds, and farm inputs through marketing channels is the correct explanation for this assertion.