Symbolize the Following Argument, and Test It for Validity

question 17

Essay

Symbolize the following argument, and test it for validity. If valid, construct a deduction;
if invalid, assign truth values that show that the premises can be while the conclusion is . Use these letters: D = The drought will continue; S = We get an early storm;
M = Managers of the ski areas will be happy; F = There will be great fire danger next year.
If there's no early storm, the drought will continue. And if the drought continues, there will be a great danger of fire next year. So, if there is to be no great danger of fire next year, there must be an early storm.

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Definitions:

Joyful Wedding Ceremony

A celebration marking the beginning of a marriage, characterized by happiness and delight.

Painful Divorce

A distressing dissolution of marriage that involves significant emotional distress and adjustment difficulties.

Proactive Interference

The difficulty in learning new information because of the interference of existing knowledge.

Misinformation Effect

A phenomenon in which people's recollections of events can be distorted by exposure to incorrect or misleading information afterward.