English

Jan Shepard

28 February, 10:15

Rockwell had been attending the New York School of Art when he dropped out and enrolled at the National Academy of Design.

had been attending is underlined.

What does the tense of the underlined verb reveal about the subject?

A. The event took place in the past continuously but concluded prior to another past event.

B. The event took place in the past continuously.

C. The event concluded prior to another past event.

D. The event has been completed.