Based on the two parts of the word "polysemy", which of the following definitions is correct?

Name: Based on the two parts of the word "polysemy", which of the following definitions is correct?
Brand: Quizplus
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Question

Quizplus · Accepted Answer

The correct meaning of "polysemy" is having several meanings. "Poly-" means many and "-semy" means sign.
"Having one husband or wife" is the definition of the word "monogamous".
"Having one color" is the definition of the word "monochromatic".
"Having several forms" is the definition of the word "polymorphous".

Based on the Two Parts of the Word "Polysemy", Which