And albatross is a large bird that can fly 400 km in eight hours at a constant speed. Using d for distance in kilometers and t for a number of hours, and equation that represents this situation is d=50t. What are two constant of proportionality for the relationship between distance in kilometers and number of hours?A. 50/1 and 1B. 1/50 and 1C. 50 and 5D. 50 and 1/50E. 50/1 and 50F. 1 and 50