If the Net Benefit of Project a Is $5 and That

question 15

Multiple Choice

If the net benefit of Project A is $5 and that of Project B is $8,switching from Project A to Project B ________.

• A) reduces the net benefit by $3
• B) increases the net benefit by $3
• C) increases the net benefit by $8
• D) decreases the net benefit by $8

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Definitions:

Mutualistic Relationship

A type of interaction between two different species where both individuals derive a benefit.

Red-Billed Oxpecker

A bird species known for feeding on ticks and parasites found on the skin of large mammals, such as cattle and wild ungulates.

Ticks

Small arachnids, part of the order Ixodida, which are ectoparasites living by hematophagy on the blood of mammals, birds, and sometimes reptiles and amphibians, known for transmitting various diseases.

Commensalism

A relationship between two organisms where one benefits and the other is neither harmed nor benefited.