In agile, one sprint is a fixed amount of time of a few weeks. When every sprint starts, all team members are having the sprint planning meeting. Select a proper task which should be done at the meeting $($multiple choices$)$

PO has the responsibility to clarify user stories

PO $($product owner$)$has to assign the task to each member

Pick top user stories to work on a sprint

Each member should pick the tasks they will perform for the sprint