This is a test of commonsense with single/multi-choices. Complete the next sentence:

How to cook chard
Boil water.
Steaming is one of the most common methods of cooking chard and other leafy green vegetables. Start by bringing a pot of lightly salted water to a boil.

Options are:
(a). Then add 1 cup (237 ml) of thai rice. You can cook the curry from your own rice or from a rice cooker that you store in your house..
(b). Salt raises the boiling temperature of the water, helping the chard to cook faster when you put it in. Placing a lid over your pot will help it boil faster..
(c). The water should be coming to a boil quickly when you place a lid on the pot. Keep in mind that boiling may cause the leaves on chard to wilt and develop a slimy residue..
(d). Once the water is boiling, remove the chard from the water, leaving its stem in its original container. Allow it to sit on top of the water for an hour at a time..
The answer is:
(b).