Using the audience builder in Amazon DSP,you are able to create custom audiences based on which of the following?

The correct answer is "All of these" because Amazon DSP's audience builder allows for the creation of custom audiences using a variety of signals. You can build audiences based on "Brand views," which track users who have viewed specific brands or products on Amazon. "Searches" enable you to target users who have searched for particular keywords or product categories on Amazon. Additionally, the audience builder supports other valuable signals like purchases, streaming behaviors, and third-party data, offering comprehensive targeting capabilities. Therefore, all the listed options are valid methods for creating custom audiences within Amazon DSP.