The focus of a(n) strategy is high sales at low cost; the high sales are typically achieved by coming up with a product that will appeal to a broad target market.

Mass marketing

Explanation:

Mass marketing -

It refers to as the marketing strategy , where the focus is on the complete market rather than some specific group , is referred to as mass marketing .

It is the reverse of niche marketing .

Mass marketing requires advertising method like , television , radio , newspaper , magazine etc.

As they tries to capture large area of consumers .

Hence , from the given information of the question ,

The correct answer is mass marketing .