有人说热带雨林是“长着森林的绿色沙漠”，下列哪项对这句话的相关理解是错误的（　　）

A．这句话充分揭示了在一定程度上热带雨林具有明及原因显的脆弱性

B．这句话主要是针对热带雨林区贫瘠的土壤而言的

C．热带雨林地区因为全年高温多雨，雨林植被一旦遭受破坏，土壤在高温、暴晒和暴雨的淋洗下将很快出现荒漠化

D．这句话只代表部分人片面、偏激的看法，实际上并没有道理

Effective communication is vital for project success．Scope changes，constraints，assumptions．integration and interface requirements，overlapping roles and responsibilities，and many other factors all pose communications challenges．The presence of communication barriers is most likely to lead to （）.

A．reduced productivity

B．increased hostility

C．low morale

D．increased conflict