Which novel of Evelyn Waugh explores the painful collapse of the illusions and complacencies of a rural feudalism represented by Tony Last and exposes the surface values and cynicism of the modern metropolitan `bright young things’?

Novels such as `A Gun For Sale’, `The Heart of the Matter’ and `The Confidential Agent’ were written by :

George Orwell could not enlist himself in the army during the second world war because he was rejected on :