using this chart of word roots and affixes, which is the most likely meaning of the word monotone?

Answer:
A. a single, continuing sound
Explanation:
The answer is right there in the chart.
Answer:
A! a single counting sound
Explanation:
since mono means one and tone means ; tone , sound
the closest answer to the meanings is
A single ; one
counting sound ; tone sound
so it would be A <3