- Final answer:
The most appropriate action for the teacher to take first is to verify the student's understanding of the plural form of the word 'tiger'.
Step-by-step explanation:
The most appropriate action for the teacher to take first in response to the student's miscue is B. verify that the student understands that tigers means more than one tiger.
This action is important because it addresses the student's misunderstanding of the plural form of the word 'tiger'. By verifying the student's understanding, the teacher can provide the necessary clarification and reinforce the correct pronunciation.