BOTH INTERNATIONAL & INLAND A power-driven vessel towing another vessel astern (tow less than 200 meters) shall show __________.

A
a small white light abaft the funnel
B
three masthead lights in a vertical line instead of either the forward or after masthead lights
C
two masthead lights in a vertical line instead of either the forward or after masthead lights
D
two towing lights in a vertical line at the stern
E