In this task, you are given a context and four options. Each option is a suggested ending for the context. You should read the context and pick the best ending for the context. Please answer with "A", "B", "C", and "D". 

Ex Input:
[header] How to clean sperrys [title] Remove caked-on dirt with a bristle brush. [step] Using a soft toothbrush or a bristle brush made for leather, gently brush away any dirt, dust, or debris. Brush the leather with soft strokes in the same direction. <sep> (A) [substeps] Brushing the pricier areas first helps to allow for better handling of all surfaces. [title] Dust the back and sides of the flaked-off parts with a lint-free cloth. (B) If you scrub the shoes in multiple directions, you're likely to leave scars. [substeps] Use a rubber-bristled brush rather than a nylon-bristled brush. (C) [substeps] When applying pressure, make sure to keep the bristles away from your sperrys' feathers. It helps to remove any stuck on insects. (D) [substeps] Sweep or wipe off any grime stuck to the surface. Dry the area with a soft cloth or a clean towel afterwards.

Ex Output:
B


Ex Input:
A shirtless man talks in a gym. A lady runs past both ways then jumps rope behind the man. we <sep> (A) zoom in on the man under the floor. (B) see a man in a beard as he ref naels. (C) see the closing screen. (D) see title screens with instructions.

Ex Output:
D


Ex Input:
After fighting for it, the players hit the puck down on the other end and it is blocked by the goalie. each team <sep> (A) rallies back and forth with the puck but neither of them are successful and they are blocked on both ends of the rink. (B) tosses the puck over the net while still playing and measuring in the end. (C) has two defenders in each trip, they hit the puck and catches it with their left hand and vice versa. (D) briefly profiles and the goal is scored.

Ex Output:

A