When you are writing a program with String objects that may have unwanted spaces beginning or end of the strings, use this method to delete them. A) replace B) trim C) valueOf D) substring Look at the following statement: StringBuilder str = new StringBuilder(25); What will the StringBuilder constructor do? A) give the object, str, 25 bytes of storage and store spaces in them B) give the object, str, 25 bytes of storage and not store anything in them C) give the object, str, 25 or more bytes of storage and store spaces in them D) give the object, str, 0 bytes of storage When using the StringBuilder class's insert method, you can insert: A) any primitive type B) a String object C) a char array D) All of the above What is the term used for the character that separates tokens? A) tokenizer B) delimiter c) whitespace D) separator Which of the following methods of the String class can be used to tokenize a string? A)split B)tokenize C) trim D)length For the following code, how many times would the for loop execute? String str = ("Ben and Jerry's ice cream is great."); String[] tokens = str.split(" "); for (String s: tokens) System.out.println(s); A)1 B)3 C)5 D)7