Final answer:
Sorority pins are to be worn with formal attire and business casual but not with casual clothing or inappropriate attire.
Step-by-step explanation:
The question pertains to the appropriate attire for wearing an official sorority pin. Generally, sororities have specific guidelines on how their members should represent the organization, which includes rules regarding the wearing of sorority pins. These pins are typically worn with formal attire and business casual outfits during official sorority events and ceremonies. However, the sorority pin should not be worn with casual wear, such as jeans and t-shirts, gym clothes, or any attire that might be deemed inappropriate or disrespectful to the organization's image.