Scrub is a paste made with __________ to scrub off dead skin when doing a pedicure.

The correct answer is that scrub is a paste made with an exfoliant to effectively remove dead skin during a pedicure. Exfoliants are substances that help slough off the outer layer of dead skin cells, promoting smoother and healthier skin underneath. In the context of a pedicure, using a scrub containing an exfoliant allows the technician to target rough patches on the feet, resulting in a polished and rejuvenated appearance.

While options like clay, baking soda, and antiseptics can have various uses in beauty and personal care, they do not serve the same specific purpose as an exfoliant in the context of skin treatment. Clay may be used for its absorbent properties in masks, baking soda can be utilized for cleaning or mild exfoliation, and antiseptics are primarily intended to inhibit microbial growth rather than to exfoliate skin. Therefore, an exfoliant is essential for its role in enhancing the skin's texture and promoting a more effective pedicure experience.