Answer:
Hence correct option is b i.e 7.2 yuan.
Explanation:
Given data;
candy bar cost is $1
Nominal exchange rate = 6 yuan equal to 1 dollar
Real exchange rate is = 1.2 dollar per 6 yuan
Therefore price for one candy at china will be 
The price of candy bar at china is = 7.2 yuan
Hence correct option is b i.e 7.2 yuan.
Anecdote is an amusing story regarding a certain individual.
Anecdote couldn't bring us closer to the truth because the way individuals perceive our situation is extremely different from one another.
For example, when facing a similar circumtances (like getting fired from the job) , two people could had two different anecdotes. One of them might thinnk that he/she has been treated unfairly for example while the other believe that they got what they deserve.
The interesting this about the people oft he Ancient Indus Valley is that the people seem to have just disappeared, and historians and archeologists cannot figure out what happened.