According to paragraphs 36 and 37 the tunnel is described as and

the most ethic and honorable thing for the newspaper to do are:

be completely transparent in reporting about the company’s attempt to trade favors.

contact other construction companies to tell them about the situation.

these two options are the most ethic because both promote the market fair course, by telling the other competitors about the company attempt to get ahead in the market by trading favors, the market is guaranteed equality and justice in the trading of goods and services.

c) problem and solution

the anecdote makes readers feel sorry for the man’s lack of heritage, then reminds readers that the man has an equally valuable heritage.