Which sentence is written in the past perfect progressive tense?

Explanation:

Which sentence is written in a progressive tense?

A.There was no milk left in the fridge.

B.All of the bread has been eaten.

C.The pantry will be full soon.

D.They are shopping for groceries.

don't enter the room

explanation:

or you can just ask him to move away from his house

there is a sequence and logical steps to give an answer of a trouble.

1) strategy is necessary to develop an project idea.

2) to study and know the environment where you are going to work ( ecosystem).

3)   the materials resources to built the ideas.

4) to give a priority order in the context that you study. in this case human needs.