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Rewrite the following statements using a switch statement

if( letter == 'X' )
sum = 0;
else if ( letter == 'Z' )
valid_flag = 1;
else if( letter == 'A' )
sum = 1;
else
printf("Unknown letter -->%c\n", letter );

A.	Statement 1 switch( letter ) { case 'X' : sum = 0; break; case 'Z' : valid_flag = 1; break; case 'A' : sum = 1; break; default : printf( "Unknown letter -->%c\n", letter ); break; }	B.	Statement 2 switch( letter ) { case 'X' : sum = 0; case 'Z' : valid_flag = 1; case 'A' : sum = 1; default : printf( "Unknown letter -->%c\n", letter ); }
C.	Statement 3 switch( letter ) { case "X" : sum = 0; break; case "Z" : valid_flag = 1; break; case "A" : sum = 1; break; default : printf( "Unknown letter -->%c\n", letter ); break; }	D.	None of these

Answer and Explanation

Answer:Statement 1
switch( letter ) {
case 'X' : sum = 0; break;
case 'Z' : valid_flag = 1; break;
case 'A' : sum = 1; break;
default : printf( "Unknown letter -->%c\n", letter ); break;
}

Explanation:
There is no explanation...

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