A project manager joins a project with a distributed team, fixed budget, and tight deadlines. During planning, what should the project manager do to avoid any scope creep and keep the team focused on delivering a product that meets requirements?
项目经理加入一个具有分布式团队、固定预算和紧迫期限的项目。在项目规划过程中若要避免任何范围蔓延，并让团队专注于交付满足要求的产品，项目经理应该怎么做？
◑A.Ensure that any changes to scope have gone through the formal approval process确保范围的任何变更都经过正式的批准过程
◑B. Conduct daily stand-ups with all development teams与所有开发团队召开每日站会
◑C.Request that all development team leads prepare detailed requirements要求所有开发团队主管准备详细的需求
◑D.Prevent stakeholders from directly interacting with the development team leads防止相关方直接与开发团队主管交流