Choices:
a). Tangled or damaged ends often show up in long, tangled sections. Try to keep your hair roughly one-eighth to two-half inches in length all the time.
b). Some stylists recommend getting a trim every 5 weeks for healthy-looking hair, while others suggest a trim every 6 to 8 weeks depending on whether you're trying to maintain or grow out your hair, respectively. It's important when you trim to have all dull and rough looking hair removed.
c). To cut off the damaged part, hold a sharp pair of scissors and cut the old hair 1/4 inch (0.635 mm) from the ends of your hair. Be careful about getting out the damaged hair: tangled hair can create curly curls and cause hair to stand out at the crown.
d). If you don't have a lot of damaged hair, how often you comb out your hair will depend on the length of your hair. Hair damaged by clips tends to weigh down your hair and this will likely make you look shorter overall.Choose from options above and answer: What most naturally follows?

How to get healthy, strong hair
Clip your damaged ends.
If your hair is very damaged, consider cutting off the most damaged parts. Removing the damage from your hair will immediately make your hair look healthier; it will also prevent split ends from creeping up the lengths of your hair.
Answer:
b).