With Call Extensions you can do the following: (Select 2)
Options
Display a phone number in your search ads on any PC, tablet or smartphone
Get calls from customers who click the number in your ad or dial it
Have an answering service call back customers
Get international calls anytime of day
Explanation
With Call Extensions you can Display a phone number in your search ads on any PC, tablet or smartphone and Get calls from customers who click the number in your ad or dial it.
Conclusion
This question is a part of Microsoft Advertising Certified Professional Exam. You can read all the right answers here : Bing Ads Accreditation Exam Answers