How Many String Objects Are Instantiated by the Following Code

question 21

Multiple Choice

How many String objects are instantiated by the following code segment (not including the literals) ?
String s1, output;
S1 = "hello";
Output = "\nThe string reversed is: " ;
For (int i = s1.length() - 1; i >= 0; i--)
Output += s1.charAt(i) + " " ;

• A) 1.
• B) 4.
• C) 5.
• D) 7.