Learn Future Continuous while Describing Actions - Task 12

Tell us what’s happening:

At the B1 certification in English Text 4 dealing with the future continuous, if I’m not mistaken, question 12, “Denial of service attacks,” is entered, but it still displays an error.
I think it’s a bug… I need help ASAP

Your browser information:

User Agent is: Mozilla/5.0 (Linux; Android 10; K) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/146.0.0.0 Mobile Safari/537.36

Challenge Information:

Learn Future Continuous while Describing Actions - Task 12

The challenge is looking for the abbreviation.