Sprint planning is an event that features which of the following (select all that apply):

A.) The development team, the scrum master, and the product owner should to be present.

B.) It is suggested that this meeting is concluded while standing up, as planning should be conducted rapidly to ensure that the next spring can begin in a timely manner.

C.) This scrum ceremony is conducted at the start of a given sprint.

D.) The meeting attendants decide on features from the product backlog to include in this sprint's incremental product.