A.He reviews the situation from different perspective
B.He agrees with some of the people quoted in the passag
C.He has a preference for digital innovation
D.He thinks airlines benefit most from the digital ag


A.class is still defined by its own habits and attitude
B.class would refer to something more subtle than mone
C.people from different classes may have the same habits or attitude
D.income is unimportant in determining which class one belongs t
A.White collar workers would place themselves in a different clas
B.People with different jobs may place themselves in the same clas
C.Occupation and class are no longer related with each othe
D.Changes in the workforce have made it difficult to define clas