Concept:Use preference clues to fix professions by elimination.
Explanation:From (iii), tea drinkers are A, C and the advocate; coffee drinkers are B and the journalist.
From (iv), among the industrialist, D and A, two prefer coffee. A prefers tea, so both the industrialist and D prefer coffee.
The industrialist cannot be the journalist, and the coffee drinkers are B and the journalist; hence the industrialist is B and D is the journalist.
The advocate drinks tea and is not A or C, so the advocate is E.
Thus A and C are left with horticulturist and physicist.
The horticulturist is C's brother, so the horticulturist is not C; therefore A is the horticulturist.
Answer:A