Read the short passage and answer the questions that follows. “I should explain," he added, "what I was really too cold and fatigued to do before, that I am an experimental investigator.” "Indeed, sir," said Mrs. Hall, much impressed. "And my baggage contains apparatus and appliances.” "Very useful things indeed they are, sir," said Mrs. Hall. "And I'm very naturally anxious to get on with my inquiries.” "Of course, sir.” "My reason for coming to Iping," he proceeded, with a certain deliberation of manner, "was ... a desire for solitude. I do not wish to be disturbed in my work. In addition to my work, an accident—” "I thought as much," said Mrs. Hall to herself. "My eyes—are sometimes so weak and painful that I have to shut myself up in the dark for hours together. Lock myself up. Sometimes—now and then. Not at present, certainly. At such times the slightest disturbance, the entry of a stranger into the room, is a source of excruciating annoyance to me—it is well these things should be understood.” "Certainly, sir," said Mrs. Hall. "And if I might make so bold as to ask—” "That I think, is all," said the stranger, with that quietly irresistible air of finality he could assume at will. Mrs. Hall reserved her question and sympathy for a better occasion.

What is the primary theme of the story?

a
Sharing with others can help develop relationships.
b
You should be trusting of others.
c
Hard work can lead to mistakes.
d
Focusing on work can be consuming.
PLEASE HELP!!