Final answer:
A Charge or Retail Account is the type of credit source used specifically for purchasing goods or services at a particular store.
Step-by-step explanation:
The source of credit used to pay for goods or services at a specific store would be a Charge or Retail Account. This type of account is established directly with a retail store, allowing you to purchase items from that specific retailer and pay for them over time. A personal loan is more general and can be used for a variety of personal expenses. A mortgage loan is specifically for purchasing real estate, and a student loan is designated for funding educational expenses.
The source of credit that would be used to pay for goods or services at a specific store is a Charge or Retail Account. This type of credit allows customers to make purchases and pay the balance later, usually on a monthly basis. It is commonly used by retail stores and online shopping platforms to provide customers with the convenience of deferred payment.