Which of the following statements converts an int variable named number to a string and stores the value in the String object variable named str? a. String str = Integer.toString(number): b. String str = number. Integer.toString(str); c. String str = integer(number); d. String str = integer.toString(number): (m))) System.out.print Character.toUpperCase(str.charAt(m))): m++; } abc456 b. ABC456 ABC d. 456 a. c. 4. Which of the following statements will convert the string, str = "285.74" to a double? a. String str=Double.toString(d): b. String str = double.toString(d): c. String str = double(d): d. String str = d.Double.toString(str):