Several years ago, Canadian Sam Holman realized there may be a need for a stronger, more durable wood baseball bat. He went through the process of developing the SamBat, a maple bat of precise dimensions. He set a price with a reasonable margin, he decided to take special orders and sell bats directly from his garage, and he promoted the bat with sales calls to professional baseball camps, where ball players could sample the bat. In marketing terms, we recognize that Mr. Holman designed the
A) marketing process.
B) marketing mix.
C) marketing equity.
D) marketing distribution.

"He went through the process of developing the SamBat, a maple bat of precise dimensions" -(PRODUCT); the good that fulfills the need in the market.
"..He set a price with a reasonable margin" -(PRICE) ; basically, the value of your product
"..he decided to take special orders and sell bats directly from his garage"-(PLACE); where your customers will get access to the product; the ideal location.
"and he promoted the bat with sales calls to professional baseball camps, where ball players could sample the bat. "- (PROMOTION) ; involves making the product known in the market and it involves advertising, public relations or online marketing.