Question $1$

Developers and Testers are working in a Sprint which has only two days left for Sprint closure. Development for all the stories are completed but Testers may not be able to test all the stories before the closure of the Sprint. Since development is completed, what should the developers do at this stage?

Developers should pick up the stories of next Sprint and start working on it$,$ so that the stories can be assigned to Testers next Sprint starts

Developers should check the feasibility for collaborating with Testers to complete the testing of the stories before the clo: Sprint

Developers should get clarifications from Product owner on remaining stories and need not involve Testers

Developers must engage in Product Backlog grooming, since the responsibility of testing the stories is with the Testers