(B) CSV file
(C) Google Ads
(D) Default settings
To import files into Microsoft Advertising Editor, you need file formats that have tabular text information that can be opened by Spreadsheet programs. Only Excel files(.xls) and CSV files(.csv) fit this format therefore you can only import these two types of files.
This question is a part of the Microsoft Advertising Certified Professional exam. You can find all the answers with full explanation for this exam in the Microsoft Advertising Certified Professional Exam Answers page.