"Armando usually presents himself in a suit and tie, with short hair and a neatly trimmed beard. Most of the time we talk about sports or his job as a sales representative," Dr. Mahoney told her assistant. "Rachel will typically show up wearing a dress, a pearl necklace, and high heels, and she's usually focused on celebrity gossip or the latest sales in the mall." What aspect of Armando and Rachel's makeup are Dr. Mahoney and her assistant discussing?
◦ sex differences
◦ personality
◦ sex
◦ gender