Which of the Statements Below Represents the Correct Order of Events

question 52

Multiple Choice

Which of the statements below represents the correct order of events in the adaptive immune response?

• A) Lymphocyte development, antigen presentation, lymphocyte challenge, lymphocyte response
• B) Lymphocyte challenge, antigen presentation, lymphocyte development, lymphocyte response
• C) Antigen presentation, lymphocyte challenge, lymphocyte development, lymphocyte response
• D) Antigen presentation, lymphocyte development, lymphocyte challenge, lymphocyte response

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Definitions:

Variable Costs

Costs that change in proportion to the level of activity or volume of goods produced in a business.

Unit Contribution Margin

The dollars available from each unit of sales to cover fixed costs and provide operating profits.

Fixed Costs

Expenses that do not change with the level of production or sales over the short term, such as rent and salaries.