Dalma, Theo, and Lavinia Operated a Courier Service in Partnership

Dalma, Theo, and Lavinia operated a courier service in partnership. One day while on a delivery, Dalma's truck mounted the curb and drove over the foot of a pedestrian standing on the sidewalk. Dalma was unaware of the accident and drove off. The next day, having looked up the partnership's phone number from the name of the side of the truck, Sanjay, the injured pedestrian, telephoned and advised Theo that he had been injured by one of the partnership's delivery trucks the day before. Theo truthfully responded that he had not heard a report of any accident and hung up the phone. Which of the following is TRUE?

A) Theo is not liable for Sanjay's injuries as he was unaware of the accident
B) The partnership and each of Dalma, Theo and Lavinia are liable.
C) Only Dalma is liable for Sanjay's injuries
D) Only Dalma and Lavinia are liable for Sanjay's injuries.
E) The insurance company for the partnership is the only party that will be held liable