Write the next sentence in this paragraph:

How to remove primer
Pour vegetable oil into a dish.
Measure out enough vegetable oil to cover the primer stain on your skin and pour it into a small dish.
Most primers are oil-based, so plain water won't be effective against them.

Select from:
a). You should also use a low-evaporation method so that you don't have to worry about the oil warming up too much. It can also work in a pinch, such as microwaving or using very hot water.;
b). As oil-based products, though, they are oil-soluble and can usually be lifted with the use of additional oil. A little will go a long way, so you may only need 1 to 3 tbsp (15 to 45 ml), even when you need to remove a large primer spot.;
c). Pour in 2 tablespoons of black pepper. You can use either fresh or dried pepper, but fresh peppers are more potent than dried peppers.;
d). If you prefer to use only oil, use one ounce of vegetable oil for every 1 cup (250 ml) of oil you own. Let the oil absorb for 10 minutes.;
b).