Answer:
Laura Bridgman had dressed the doll that Miss Sullivan gave to Helen.
Step-by-step explanation:
This excerpt was extracted from " Story of My Life " by Helen Keller. She was one of the American writers. The minor detail from the excerpt is the first option. " Laura Bridgman had dressed the doll that Miss Sullivan gave to Helen". Because if we take a look at the 2nd,3rd,4th options, we can see that they are the important details that summarize the whole story. For instance, other options gives details on how Helen was able to learn spellings of some words using her fingers, How Miss Sullivan was able to spell "doll in the hand of Helen. However, The first Option explain how the doll got dressed by Laura Bridgman, this statement is a minor detail because it's relevancy doesn't cover other part of the story.