Past experience because they might have a bad or good relation to that event. For example; if you were involved in many car accidents as a child, getting your drivers license might be terrifying.
First, Sherlock realized it was weird that Mr. Wilson's assistant pushed for him to join the league. Then he realized when the league accepted Wilson so easily, considering he wasn't married and owned a business. Also, the job itself was very peculiar. Sherlock also saw the knees of Wilson's assistant's pants, they were worn indicating he had been on his hands and knees.
Thats all i know^_^
1 C
2 B
3 B
4 C
5 B
6 A or B
I believe
The answer is a branch of advanced mathematics.<span>
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