16.
is the second stage of the consumer decision-making process
whereby consumers search for information as to what, where and how
they can fulfil their needs.

Information search

Explanation:

There are five stages in consumer decision making process they are need recognition, information search, evaluation of alternatives, purchase and post purchase behavior. In the second stage the consumer looks for internal and external information through search.

Through information search the consumer gets a clarity on the options that is available and how the products will satisfy their needs. Internal search is consumer's memory which is triggered on seeing the product. External sources are collected from public resources such as people, internet, books etc.