Compare code segment 1 and 2 that are designed to produce the same results.
Segment 1:

sum ? 0
FOR EACH num IN numList
{
    sum ? sum + num
}
DISPLAY (sum)

Segment 2:

sum ? 0
i ? 0
REPEAT LENGTH(numList) - 1 TIMES
{
    sum ? sum + numList[i+1]
    i ? i + 1
}
DISPLAY (sum)

Which of the following statements is true?

1. Correct Answer
   Incorrect Answer
   a

   Segment 1 and Segment 2 will always display the same results regardless of the values in numList.

2. Correct Answer
   Incorrect Answer
   b

   Segment 1 and Segment 2 will never display the same results regardless of the values in numList.

3. Correct Answer
   Incorrect Answer
   c

   Segment 1 and Segment2 will display the same results only if the first element of numList is a zero.

4. Correct Answer
   Incorrect Answer
   d

   Segment 1 and Segment2 will display the same results only if the last element of numList is a zero.