A boat is traveling around a lake. There is a buoy in the middle of the lake about which the boat can measure rotation and there are four docks. If the boat starts at Dock A and makes a full rotation, which dock does it end up at? A) A
B) B
C) C
D) D

⠄⠄⣠⢼⣿⣷⣶⣾⡷⢸⣗⣯⣿⣶⣿⣶⡄⠄⠄⠄ ⠄⠄⣀⣤⣴⣾⣿⣷⣭⣭⣭⣾⣿⣿⣿⣿⣿⣿⣿⣿⣿⡀⠄⠄ ⠄⣾⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣸⣿⣿⣧⠄⠄ ⠄⣿⣿⢿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣯⢻⣿⣿⡄⠄ ⠄⢸⣿⣮⣿⣿⣿⣿⣿⣿⣿⡟⢹⣿⣿⣿⡟⢛⢻⣷⢻⣿⣧⠄ ⠄⠄⣿⡏⣿⡟⡛⢻⣿⣿⣿⣿⠸⣿⣿⣿⣷⣬⣼⣿⢸⣿⣿⠄ ⠄⠄⣿⣧⢿⣧⣥⣾⣿⣿⣿⡟⣴⣝⠿⣿⣿⣿⠿⣫⣾⣿⣿⡆ ⠄⠄⢸⣿⣮⡻⠿⣿⠿⣟⣫⣾⣿⣿⣿⣷⣶⣾⣿⡏⣿⣿⣿⡇ ⠄⠄⢸⣿⣿⣿⡇⢻⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣇⣿⣿⣿⡇ ⠄⠄⢸⣿⣿⣿⡇⠄⢿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⢸⣿⣿⣿⠄ ⠄⠄⣼⣿⣿⣿⢃⣾⣾⣿⣿⣿⣿⣿⣿⣿⣿⣿⡏⣿⣿⣿ BOO

Divde 13/143 with 13 = 1/11