The Method(s) Most Successful at Removing Plaque from Interproximal Surfaces

Multiple Choice

The method(s) most successful at removing plaque from interproximal surfaces of teeth is/are ______________.
1) vigorous rinsing with mouthwashes
2) using an irrigating device
3) brushing with a fluoridated toothpaste
4) chewing gum
5) flossing

A) 1, 2, 3, 4, 5
B) 2 only
C) 5 only
D) 2 and 5