KXS Sign of Four Knowledge Checker

How many times a day does Sherlock take cocaine?

• one

• three

• five

In Chapter one, what is the name of the short novella that Watson published about their previous case?

• A Study in Scarlet

• A Study in Ruby

• A Study in Red

What does Holmes say are the three most important qualities necessary for the ideal detective?

• smell, taste and a good sense of hearing

• knowledge, obsession and endurance

• observation, deduction and knowledge

In chapter one how does Sherlock deduce that Watson sent a telegram?

• He identifies his fingerprints at the post office

• He identifies the red mud on his shoe which matches the red mud outside the post office

• He identifies the dust of his jacket matches the dust of the post office

In Chapter one, what does Holmes say he cannot live without?

• brainwork

• love

• drugs

In Chapter two, where is Mary's father staying when he disappears?

• at the Langham hotel

• at Major Sholto's house

• at a bed and breakfast in Norwood

What is the name of Ms Morstan's employer?

• Mrs Woodsman

• Mrs Treefoil

• Mrs Forrester

How did Major Sholto and Captain Morstan know each other?

• From childhood days

• From working in the city

• From their time serving in India as officers

What does Mary receive in the post one a year?

• a valentines card

• a lustrous pearl

• a locket of hair

In chapter 2, how does Watson describe himself: "an army surgeon, with a weak leg and an even weaker .........."

• right arm

• bank account

• morality