When music has three beats per measure, with the accent occurring on the first beat only, the meter is triple meter. Hence, the correct answer is triple meter. Read below about the triple meter.
Triple meter, also known as triple time, is a musical metre characterized by a primary division of 3 beats to the bar, usually indicated by 3 (simple) or 9 (compound) in the upper figure of the time signature, with 3. 4, 3. 2, 3. 8 and 9.
Therefore, the correct answer is as given above
learn more about a triple meter: https://brainly.com/question/18364542
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