Answer:
Secondary data
Step-by-step explanation:
There are two types of data sources that can be used by individuals. These are the primary and secondary data.
Primary data is a data that is formed for the first time for a particular purpose. For example information contained from running experiments in a research study.
Secondary data is one that is obtained from primary data. Data was used for another purpose before now and the new user is using the existing data for another purpose.
The marketing team is using the Internet to find industry trends and at the market for eyewear products, which uses the same technology that is used in its self-darkening windshield.
This is secondary data that existed before now and is being used by the marketers to identify trends