Available options:
[a]. A man in Mrs. Cady's car;
[b]. A policeman;
[c]. A doctor;
[d]. The driver of a rescue truck;

Read the following article and answer the question. Article: The trouble started when Mrs. Cady lost control of her car on a mountain road. The car fell down thirty feet from the road into the water. It rolled over once and landed right side up in the rushing water. All three people, Mrs. Cady, and her two daughters, were wearing their seatbelts. Luckily, nobody was hurt; however, they couldn't leave the car. The rescue started almost at once. Another driver told the police about the trouble. The police called rescue workers and a truck to pull the car out. The driver of the truck, Paul, arrived first. Immediatedly he took a rope from his truck and began to walk through the rushing water to the car. Then he got caught in the ropes. He went under the water. Mrs. Cady saw him and pulled as hard as she could and brought him to the car door. Next the other rescue workers arrived. They put on special suits to keep warm. They brought safety ropes, life jackets, and warm blankets . First they pulled the people out of the back window onto the top of the car. Then they swam with each person to the shore . They saved Paul, Mrs. Cady, and the little girls. Question: Who was Paul? Answer:
Answer:
[d].