You have been asked to write technical specifications to add tracking to the internal search functionality of site. Given the following requirements.
What is the most efficient solution to be implemented?
Custom eVar5 will capture the internal search term
Custom prop5 will capture the internal search term
Event3 is a customer event that is set each time a search occurs.
NOTE: Values in branches [ ] are dynamic meaning that they will vary based on the search term types by the site visitor A)

B)

C)

D)