Correct answer is D.

Product Deals, Offers and Discount Coupons
Since the team is deciding what to do in the upcoming sprint, therefore, they are in the “Decide what to do” phase. Plus/Delta is being used in the Close Retrospective phase. All others are used in the “Decide what to do” phase.
PMP/Agile Useful Resources : PMP/Agile Resources
World of Project Management : Mobile App
Pass PMP in the First Attempt : PMP Strategy
All PMP Question & Answers: Question & Answers
Revise PMP & Agile Concepts: PMP Concepts
PMP Tips & Tricks: PMP Tips & Tricks
PMP Knowledge Area & Agile based Quiz:
20 Questions Challenge 50 Questions Challenge
Study Groups: Facebook Whatsapp Telegram