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

How to get rid of heel spurs
See your doctor for a diagnosis before assuming what the problem is.
Night splints are braces that attach to your injured foot, ankle, and lower leg simultaneously. The splint stretches your plantar fascia ligament while you're sleeping, which helps to ease the pain.

OPTIONS: 1. Knee supports can also help during the night, if the affected area is comfortably elevated. Leg splints will help to relieve inflammation and increase blood flow to the correct area (top of the foot). 2. These splints are usually called " plantar fasciitis night splints " or " heel splints. " you can buy them online, at sporting goods stores, and from medical equipment facilities. 3. Adjust your house splint as you go. The splint will allow for further mobility while preventing you from overrotying it. 4. One same type of splint is splint and it's significantly more complicated to get, however. This splint should not be painful, or it can result in permanent injury.
The answer is:
2.