Question

inflation caused by an increase in production costs, but demand is the same.
online bill pay
cost - push inflation
national credit union administration
check register

Explanation:

Cost - push inflation occurs when production costs rise while demand remains constant, driving up prices. The other options are unrelated to this inflation - type definition. Online Bill Pay is a payment method, National Credit Union Administration is a regulatory body, and Check Register is a record - keeping tool for financial transactions.

Answer:

B. Cost - Push Inflation