FIRST: Select the carbon atom responsible for a peak in the spectrum.

SECOND: Then select the region in the spectrum due to this carbon.

The Carbon you selected is atom 0 The X value (in ppm) you selected is 0
If you think these match, then
Your score for this exercise is now 0 out of a maximum of 36.

You correctly identified the following C atoms:
C1- 0 C2- 0 C3- 0 C4- 0 C5- 0 C6- 0 C7- 0 C8- 0 C9- 0