Answer:
The lines from "The Mock Turtle's Song" use:
B. trochee: stressed syllable followed by an unstressed syllable
Step-by-step explanation:
Let's highlight the stressed syllables in the line we are analyzing here:
Will you, won't you will you, want you won't you join the dance?
What we have here is an example of trochee, a type of metrical foot which consists of a stressed syllable followed by an unstressed one. Trochees were quite common in Greek comedies and tragedies. Another example we can mention is the opening line of William Blake's "The Tyger", in which the speaker says, "Tyger! Tyger!"