Question: Class name Parent class _@interface Book : NSObject [id data; Member variables int pages; NSString xtitle; NSString author; (id) initwithTitle: (NSString )aTitle; - (NSString *)

Class name Parent class _@interface Book : NSObject [id data; Member

Class name Parent class _@interface Book : NSObject [id data; Member variables int pages; NSString xtitle; NSString *author; (id) initwithTitle: (NSString *)aTitle; - (NSString *) getTitle; Instance Methods - (void) setAuthor: (NSString *)anAuthor; - (NSString *) getAuthor; Class Method + (id) createBookWithTitle: (NSString )aTitle; L(id) createBookWithTitle: (NSString *)aTitle andAuthor: (NSString *)anAuthor; end Class name Parent class _@interface Book : NSObject [id data; Member variables int pages; NSString xtitle; NSString *author; (id) initwithTitle: (NSString *)aTitle; - (NSString *) getTitle; Instance Methods - (void) setAuthor: (NSString *)anAuthor; - (NSString *) getAuthor; Class Method + (id) createBookWithTitle: (NSString )aTitle; L(id) createBookWithTitle: (NSString *)aTitle andAuthor: (NSString *)anAuthor; end

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Question: Class name Parent class _@interface Book : NSObject [id data; Member variables int pages; NSString xtitle; NSString *author; (id) initwithTitle: (NSString *)aTitle; - (NSString *)

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Question: Class name Parent class _@interface Book : NSObject [id data; Member variables int pages; NSString xtitle; NSString author; (id) initwithTitle: (NSString )aTitle; - (NSString *)