What marketing function deals with getting a product to customers?

McDonalds puts up an ad about their new spicy chicken nuggets. This is an example of

A business lowers the price of one of their products to sell more of it. This is an example of

A business owner comes out with a new product with new branding and labeling. This is an example of

Dylan is in charge of stocking shelves full of canned goods at a retail store. This market function is