Open the bonnet, identify where you would check the engine coolant level and tell me how you would check that the engine has the correct level.
Identify high/low level markings on header tank where fitted or radiator filler cap, and describe how to top up to correct level.
Open the bonnet
Find and identify the engine coolant expansion tank.
Check the coolant level is between the minimum and maximum markers.
Remember that you should check the level when the engine is cold as the liquid will expand when hot.
Your should check your coolant level every month, if required top up with coolant and water.
Do not attempt to top up when the engine is hot. The engine coolant can get incredibly hot and you would liable scolding from sprayed liquid.