Yeah but can you rewatch them right now and note only what we see for each episode? If you can do it today I'll much appreciate it. Also we need unbiased Turnbull's personality, without any personal feeling or hatred for the character.
Manly because the boats were for First and Second Class passengers. If a ship was nearby, they would have to wait for assistance to be rescued.
But since the Californian didn't answer their distress calls or to the rockets (and wouldn't have been able to help since the Californian was understaffed) and the Titanic's bulkheads couldn't hold back the water. Rescue for the Steerage passengers were only have been possible with stewards like John Hart or the crewman that helped Winnie Coutts and her sons.