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

How to catch garfish
Read up different varieties of gar.
Gar or garfish are a family of freshwater fish that live in north america, distinguished by their long, cylindrical bodies, short snouts, and rounded tail fin. They are also good sport fish.

OPTIONS:
a). You'll want a large amount of gar. However, it's a good idea to have about 24 species.
b). Make sure you can catch them at sea. Gar can be caught by bodily contact or by digging a large hole.
c). Show the sellers your specific breed of gar. Inform you fisherman what type of gar he has.
d). If you are thinking about trying gar, you should know that they come in several varieties, however. Take some time to learn about the different types, their habitat, and characteristics.
The answer is:
d).