Assume the method dosomething has been defined as follows: public static void dosomething (int[] values, int p1, int p2) { int temp = values[p1]; values[p1] = values[p2]; values[p2] = temp; } what does the method do? group of answer choices
a. it inserts a new value into the array values.
b. it swaps the integer values stored in positions p1 and p2 of the array values.
c. it copies the integer array values to a new array.
d. it moves each element of the array values to a higher index position.