The steps of locating a mixed fraction cab is given in jumbled form as follows:
1. Draw a number line and locate the whole number c on it.
2. Move a steps on the right of c and locate the fraction ab at ath step.
3. Separate the whole number part and the fraction part.
4. Divide the space between c and c+1 in b equal parts.
Which of the following is the second step while locating cab?