Keyword Planner can help you build a new Search Network campaign by:

• organizing potential placements into ad groups
• suggesting landing pages for your ads
• multiplying keyword lists together
• creating new ads based on your keywords

Correct answer is:

• multiplying keyword lists together

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.