Context: Read the passage and look at the picture.
The Motagua Fault cuts across Guatemala, marking the boundary between the North American Plate and the Caribbean Plate. The two plates slide past each other along this fault, moving at a rate of about 20 millimeters per year.
In February of 1976, the plates along the Motagua Fault moved suddenly, causing a magnitude 7.5 earthquake. The earthquake made a visible crack in the ground that was over 160 kilometers long!
Complete the sentence.
The Motagua Fault formed at a () boundary.
A. transform
B. convergent
C. divergent
Identify the correct option from the choices provided and respond with the letter of the correct option.

A