What happens next in this paragraph?

How to caulk the kitchen sink
Make sure the rim of the sink is clean and dry.
Remove any old caulk from the rim with a utility knife.
Cut through the old caulk and pull it free from the rim.
Choices:
i. The gap between the old caulk and the rim was created when you inserted a pin into it. Take a sharp knife and carefully cut a piece of old caulk and pull it away from the rim.;
ii. Ensure that there is no caulk around the rim. Take the pipe nuts, making sure to repair and replace the pipe nuts if necessary.;
iii. Clean up the area with a paper towel soaked in rubbing alcohol to remove any old caulk residue and to ensure a clean surface ready to accept new caulk. Let the sink's rim and counter edge dry completely.;
iv. Reposition the rim once more, reverse the procedure on the other side of the sink counter to re-caulk the front of the sink. Mark the depth of the sink under the sink faucet.;
iii.