Write the next sentence in the following story.

How to change spark plugs in a renault clio mk3
Park up your car on level ground and wait for your engine to cool down.
If the engine is already cool you can begin work on your car.
Disconnect your car battery.

A). Make sure your battery is disconnected before performing any work on your electrical system. You don't want a shock or even worse to fry your on board computer because of a shock.
B). Plug your battery in and immediately unscrew your heater release. Sometimes this is necessary for removing heat...sometimes, it will need to be replaced.
C). You can do this by pulling off your battery and draining off any excess water that might accumulated. Using your finger, place the replaced battery on top of the newly released spark plug.
D). Use the electrical test line that says " fuse tools..." to check if battery power is healthy for running in your vehicle. If you think you have negative electrical surges and a failing spark make sure your battery is safe for operating on the ground.. The answer should be
A).