Decide Which of the Scenarios Below Should Be Counted Using

question 81

Multiple Choice

Decide which of the scenarios below should be counted using permutations or combinations. Scenario I:
Number of ways 12 movies can be ordered to play on television.
Scenario II:
Number of ways three different roles can be filled by 11 people auditioning for a play.
Scenario III:
Number of different two-topping pizzas that can be made from an assortment of 10 different toppings.

• A)Scenario III is a combination and scenarios I and II are permutations.
• B)All scenarios are combinations.
• C)Scenario II is a combination and scenarios I and III are permutations.
• D)Scenarios I and II are combinations and scenario III is a permutation.
• E)All scenarios are permutations.

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Definitions:

Germ Layer

One of three primary layers in an early animal embryo.

Placenta

Organ formed during pregnancy; allows diffusion of material between maternal and embryonic bloods.

Bulbourethral Gland

Small glands near the base of the male urethra that produce a clear fluid that lubricates the urethra for spermatozoa to pass through.

Raise PH

The action of increasing the pH level of a solution, making it more alkaline or less acidic.