Management should focus its sales and production efforts on the product or products that will provide

a. the highest sales revenue
b. the lowest direct labor hours
c. the lowest product costs
d. the maximum contribution margin

Explanation:

Management should focus their efforts on products with the highest contribution margins. Contribution margin in the amount of profit brought in by each additional unit. Highest sales revenue doesn't guarantee profit, same with direct labor and lowest price.

the correct answer option is b. a single paragraph.

explanation:

when you are thinking about paragraph​ topics, you should always choose a subject that can be adequately addressed in a single paragraph.

a paragraph is a piece of writing consisting of a few sentences that deal with a single theme. it has only a single idea that the paragraph revolves around and talks about.

so a paragraph topic must be chosen wisely where a single idea can be communicated in a single paragraph.