Context: Read the passage and look at the picture.
The Taupo Volcanic Zone is located on New Zealand’s North Island. This volcanic zone is part of a volcanic arc that formed as the Pacific Plate moved toward and subducted below the Indo-Australian Plate. This area has many volcanoes that have been erupting periodically for thousands of years. In 232 CE, Taupo Volcano erupted violently. The volcanic eruption ejected gas and rock up to 80 kilometers away. This was one of the most powerful volcanic eruptions on Earth in the last 12,000 years!
Complete the sentence.
The Taupo Volcanic Zone formed at a () boundary.
A. convergent
B. transform
C. divergent
From the given choices, select the correct answer and reply with the letter of the chosen option.

A