Keyword Planner can help you build a new Search Network campaign by:
- A) organizing potential placements into ad groups
- B) suggesting landing pages for your ads
- C) multiplying keyword lists together
- D) creating new ads based on your keywords
Explanation: You can search for keyword and ad group ideas, see how a list of keywords might perform, and even create a new keyword list by multiplying several lists of keywords together. Keyword Planner can also help you choose competitive bids and budgets to use with your campaigns.
Read more here: https://support.google.com/adwords/answer/2999770?hl=en