Of course the scientists are at fault, but the choice is now in Hotel's hands. If they choose to do nothing over the chance to aid others, they are responsible for that choice.
Romanoff was held responsible for her choices against Romeo block. You held murderers minimally responsible for their actions in the Arena. The scientists are ubiquitous in this cruel game.
But that does not excuse anyone in acting against the survival of a group of people, particularly one being targetted because of a status of birth or accident.