The stigma of crocus that is used as a spice in Spain is
(a) rosemary, (b) saffron, (c) chile, (d) cumin, (e) cinnamon.
Question 2
The difference test with the least likelihood of simply guessing correctly is
(1) triangle test, (2) duo-trio, (3) blindfold, (4) preference, (5) mono-duo.