What Is the Rule of Inference Used in the Following

question 15

Short Answer

What is the rule of inference used in the following:
If it snows today, the university will be closed. The university will not be closed today. Therefore, it did not
snow today.

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Definitions:

Taiga

A biome characterized by coniferous forests, located in cold climates with short summers and long winters, primarily found in the northern hemisphere.

Coniferous Forest

Forested area generally found in areas with temperate climate and characterized by cone-bearing trees that are mostly evergreens with needle-shaped or scalelike leaves.

Spruce

A type of evergreen coniferous tree belonging to the genus Picea, known for its needle-like leaves and conical shape.

Savannah

A mixed landscape of grasslands and scattered trees, often found in tropical to subtropical regions, supporting a diverse array of flora and fauna.