Final answer:
Estheticians examine the skin through a form of touch called palpation.
Step-by-step explanation:
The correct answer is B) Palpation. Estheticians examine the skin through a form of touch called palpation. Palpation involves using the hands and fingers to feel for abnormalities in the skin, such as texture, temperature, and moisture. By palpating the skin, estheticians can assess the condition of the skin and identify any issues that need to be addressed.