Fixed costs can be defined as costs that a. are incurred only when production is large enough. b. vary inversely with production. c. are incurred even if nothing is produced. d. vary in proportion with production.

The correct answer is  C. are incurred even if nothing is produced.

Explanation:

Fixed costs are the cost of an organization that don´t change with the amount of production.  So ,  if the production is 0,  this cost will exist anyway. For example:  taxes,  rental

Then,  Fixed costs can be defined as costs that  are incurred even if nothing is produced.

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.