Use the Following to Answer Question

question 321

Multiple Choice

Use the following to answer question:
-(Table: Variable Costs for Lawns) Use Table: Variable Costs for Lawns.During the summer,Alex runs a lawn-mowing service,and lawn-mowing is a perfectly competitive industry.Assume that costs are constant in each interval;so,for example,the marginal cost of mowing each of the lawns from 1 through 10 is $10.Also assume that he can only mow the quantities of lawn given in the table (and not numbers in between) .His only fixed cost is $1,000 for the mower.His variable costs include fuel,his time,and mower parts.If the price for mowing a lawn is $70,how much is Alex's total revenue at the profit-maximizing output?

• A)$3,500
• B)$2,800
• C)$2,100
• D)$1,800

Recognize the right to self-defense and the conditions under which it applies.

Understand the role of intent, omission, and negligence in determining the criminality of an act.

Identify the main muscles involved in wrist movements.

Understand the role of specific muscles in arm rotation and elevation.

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Definitions:

Systematic Desensitization

A behavioral therapy technique used to reduce phobia or anxiety through gradual exposure to the feared object or situation coupled with relaxation exercises.

Counterconditioning

A behavior therapy technique where an undesirable response to a stimulus is replaced with a more desirable response.

Fear of Heights

An anxiety disorder characterized by an extreme and irrational fear of high places, also known as acrophobia.

Primary Reinforcers

A type of reinforcement that is innately satisfying and does not require any learning to become pleasurable, such as food and water.