20 POINTS!!!!!
Which sentence provides telling details about a person's character?

A. Dashun's hard work and determination to succeed helped him pass Mrs. Pina's Spanish class.
B. Alex curled up in the recliner, covered herself with a blanket, and quickly fell asleep.
C. The complex history presentation dealt with Sacajawea's assistance on the Lewis and Clark Expedition.
D. The salesperson pointed out the car's high gas mileage, comfortable seating, and safety features.