This question has options. How would someone go about accomplishing this goal?
What is the best way to brush the hair of a dog?

pick from the following.
[1]. Hair brushes specifically made for dogs would be perfect for this as they have long fibrils to reach deep into their fur.;
[2]. A good quality toothbrush would be the best pick for this as they would be gentle on the dog's skin, making sure they don't get any scratches or itches.;
[1].