Choose the most appropriate antonym of the highlighted word.
He made me think of an old-time magician more than anything, and I felt that with a touch of his wand he could transform us all.

The correct answer is (b) Stagnate.
Explanation:
The word "transform" means to change or alter in form, appearance, or character. Its antonym would be "stagnate," which means to remain unchanged or inactive. "Stagnate" conveys the opposite idea of transformation.
Meanings of all options:
· Alter: To change or modify.
· Stagnate: To remain unchanged or inactive.
· Commute: To travel regularly, typically to work.
· Convert: To change something into a different form or purpose.
Correct sentence:
"He made me think of an old-time magician more than anything, and I felt that with a touch of his wand he could stagnate us all."