S1 : People fall down from staircases in different ways in different countries.
S6 : This is because for the Americans, their home is usually the only place where they regularly use the stairs.
P : They rely, instead, on the ease and safety of lifts and escalators which are ubiquitous in such places.
Q : This is not because the Japanese are more reckless staircase users, but simply because Americans don’t much use the stairs in public places.
R : Staircase injuries, therefore, happen mostly in the home.
S : For instance, someone in Japan is far more likely to be hurt in a staircase fall in an office, department store or railway station than is anyone in the United States.
- (a) QPRS
- (b) SPQR
- (c) SQRP
- (d) SQPR