analyzing，tracing，prioritizing and agreeing on requirements and then controlling changes and communicating to relevant stakeholders. It is a（）process throughout a project. A requirement is a capability to which a project outcome（product or service）should conform.

A、persistent

B、continuing

C、permanent

D、continuous

偏外苔(舌尖为外)多是

A．邪气入里未深，胃气却先伤
B．表邪虽减，胃滞依然
C．肾阳不能上蒸
D．肾阴不能上濡
E．阴精气血皆伤