In the below code, which code fragment should be inserted at line 3 so that the output will be: 234pqr 234pqr ?1. StringBuilder strbuilder = new StringBuilder("234");2. String str = "234";3. // insert code here4. System.out.println(strbuilder + " " + str);

strbuilder .append( pqr ); str.append( pqr );

strbuilder .append( pqr ); str.concat( pqr );

strbuilder .append( pqr ); str1 = str1.concat( pqr );

strbuilder .concat( pqr ); str.append( pqr );

In the below code, which code fragment should be inserted at line 3 so

1.	In the below code, which code fragment should be inserted at line 3 so that the output will be: 234pqr 234pqr ? 1. StringBuilder strbuilder = new StringBuilder("234"); 2. String str = "234"; 3. // insert code here 4. System.out.println(strbuilder + " " + str);
A.	strbuilder .append( pqr ); str.concat( pqr );
B.	strbuilder .append( pqr ); str1 = str1.concat( pqr );
C.	strbuilder .append( pqr ); str.append( pqr );
D.	strbuilder .concat( pqr ); str.append( pqr );
E.	None of these
Answer» C. strbuilder .append( pqr ); str.append( pqr );

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In the below code, which code fragment should be inserted at line 3 so that the output will be: 234pqr 234pqr ?1. StringBuilder strbuilder = new StringBuilder("234");2. String str = "234";3. // insert code here4. System.out.println(strbuilder + " " + str);

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In the below code, which code fragment should be inserted at line 3 so that the output will be: 234pqr 234pqr ?

1. StringBuilder strbuilder = new StringBuilder("234");
2. String str = "234";
3. // insert code here
4. System.out.println(strbuilder + " " + str);