You can add a “+”modifier in front of the words in a broad match keyword to:
- indicate that this keyword should be dynamically inserted in your ad text
- specify that someone’s search must include certain words or their close variations
- specify that certain words and their close variants be prioritized
- override a negative keyword with a positive one
The correct answer for the above question is:
Here you can read the explanation about the Broad Match Modifier: https://support.google.com/google-ads/answer/10286719?hl=en