与天疱疮比较下述哪项为类天疱疮的特征性改变（）。

A.大量淋巴细胞浸润

B.大量浆细胞浸润

C.大量嗜酸细胞浸润

D.上皮剥脱后，表面遗留基底细胞层

E.上皮全层剥脱，表面为平滑的结缔组织

The PM and the project team have completed decomposition and have verified scope, when the marking department makes a minor change to the product functionality to improve its appeal to the end customer. The PM and the project team ______ .

A) refuses to accept the change since the scope has been verified
B) modifies the WBS and the decomposition
C) accepts the change and incorporates it into the WBS, modifying the budget and the schedule and assigning accountability to the marking team
D) proceeds per the change process