单选题

下面代码执行后的输出结果为（）？@interfacePerson:NSOb...

Question

下面代码执行后的输出结果为（      ）？
@interface Person:NSObject{
  NSString* name
}
- (void) setName:(NSString*) yourName
@end

@interface PersonMe:Person {
  NSUInteger age
}
- (void) setAge:(NSUInteger) age
- (void) setName:(NSString*) yourName andAge:(NSUInteger) age
@end

@implementation PersonMe
- (void) setName:(NSString*) yourName andAge:(NSUInteger) age {
  [self setAge:age]
  [super setName:yourName]
  
  NSLog(@"self' class is %@", [self class])
  NSLog(@"super' class is %@", [super class])
}
@end

int main(int argc, char* argv[]) {
  NSAutoreleasePool* pool = [[NSAutoreleasePool alloc] init]
  PersonMe* me = [[PersonMe alloc] init]

  [me setName:@"asdf" andAge:18]
  [me release]

  [pool drain]
  return 0
}

A. self' class is PersonMe
super' class is Person

B. self's class is PersonMe
super' class is PersonMe

C. self' class is Person
super' class is PersonMe

D. self's class is Person
super' class is Person