Answer :
a. he motions towards earth, signifying that everything can be understood from gathering scientific knowledge from the material earth.
Aristotle's gesture in the school of Athens signifies that everything can be understood by gathering scientific knowledge from the material earth.
What is a School?
A school refers to the educational institution that provides a learning environment to the students.
Aristotle's gesture in the school of Athens motions toward the earth and signifies that everything can be understood by gathering scientific knowledge from the material earth.
Therefore, A is the correct option.
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