Either A or D but I’m thinking more A
A sounds best because the best relations for a human is risks. All humans have risks, that is what makes us human. D wouldn't make since because in order for a human to succeed they have to have risks and mistakes so that they can learn from them
There is an envelope marked with the instructions that it is not to be opened until the death or disappearance of Dr. Jekyll. This implies that Dr. Lanyon knew something secret, but was unwilling to reveal it at first. He waited until there was no more "hope" of Dr. Jekyll staying normal.