A group of friends are hiking on trail Y when they reach an intersection with trial X. Trail X is perpendicular to train Y. If trail Y has a slope of 1/2, which of the following statements are true?
A) trail x is steeper than trail y
B) trail x has a positive slope(it runs uphill)
C)trail x has a negative slope(it runs downhill)
D)trail y is steeper than trial x