From the following statements, identify which accurately reflect the differences and similarities between Google Ads and Meta Ads:
- Statement I: Both Google Ads and Meta Ads primarily target users based on their search behaviors.
- Statement II: Google Ads focuses on keyword-driven targeting, while Meta Ads targets based on user interests and demographics.
- Statement III: Both platforms are moving towards increased automation in ad placements and bidding strategies.
- Statement IV: Meta Ads and Google Ads use the same campaign structure, both offering the option of using either ad groups or ad sets.
Determine the accuracy of each statement.