20 POINTS!!!!!
Before the semester started, the new principal was introduced to the seniors.

What is the bestway to revise this sentence to create an active, vivid picture for the reader?

A. Before the semester started, the new principal was introduced to the seniors by the teachers.
B. Before the semester started, the seniors were introduced to the new principal.
C. Before the semester started, the new principal introduced herself to the seniors.
D. Before the semester started, the teachers were encouraged to introduce the seniors to the new principle.
I think its D, am I right?