Final answer:
The boar bristle brush is ideal for stimulating the scalp and removing dirt from locks thanks to its gentle and flexible natural bristles that help distribute scalp oils and effectively clean the hair.
Step-by-step explanation:
The best type of brush for stimulating the scalp and removing dirt and lint from locks is the boar bristle brush. The natural bristles of the boar bristle brush are gentle and flexible, which allows them to move easily through the hair without snagging on tangles or pulling hair out. Additionally, the bristles can help to distribute natural oils from the scalp throughout the hair, promoting healthier locks. For cleaning locks, the boar bristle brush effectively removes debris due to its closely set bristles.