The 7 deadly sins are as follows: envy, pride, sloth, anger, greed, gluttony and lust. They connect to "an inspector calls" because each of the characters represents one or more of these sins. For example Mr birding is greed because he is always in search for more money.
To catch the readers attention!! <span />
It means that though the devil looked beautiful and good he was inside evil, the whole time...just concealing it
Answer:
A- it shows that he has become the best leader among the boys
Source: Trust Me Bro