#1**0 **

If the end point is Y, then there should be a dot at the Y and an arrow at the X.

=^._.^=

catmg May 24, 2021

#2**+1 **

D, a ray must have a dot on one side, and an arrow on the other, which means it goes on forever. Knowing that the endpoint must be Y, the dot must be Y. Since D is the only one that satisfies the question, D is the right answer

BuilderBoi May 24, 2021