for each scenario below, please indicate whether this is a Quality Control $($QC$)$ or Quality Assurance $($QA$)$ type of activity. Match by selecting QC or QA respectively, for each scenario.

Group of answer choices

An SPC chart that uses samples from the process itself

$[$ Choose $]$

A light and buzzer system to alert a worker of a defective part produced

$[$ Choose $]$

Maintenance plan for a machine used in production

$[$ Choose $]$

Monthly audit of the production process

$[$ Choose $]$

An error message displayed in the registration system while checking in a guest at a hotel

$[$ Choose $]$

A checklist used by a customer service representative during a call with a customer

$[$ Choose $]$

A training manual

$[$ Choose $]$

A survey provided to a customer after the service is complete