instruction:
In this task, we ask you to rewrite a sentence in simple English without changing its general meaning. Essentially, you want to make the sentence easier to read by using simpler words, utilizing more straightforward sentence structures, and omitting non-essential information etc.
question:
A virtual learning environment ( VLE ) in educational technology is a Web-based platform for the digital aspects of courses of study , usually within educational institutions .
answer:
A virtual learning environment ( VLE ) is a kind of e-learning system placed on a website .


question:
In countries with a presidential system , such as the United States , the Cabinet does not function as a collective legislative influence ; rather , their primary role is as an official advisory council to the head of government .
answer:
In other countries , such as the United States , the cabinet has limited power , and is an advisor to the Head of Government .


question:
A National Historic Landmark ( NHL ) is a building , district , object , site , or structure that is officially recognized by the United States government for its outstanding historical significance .
answer:

A National Historic Landmark District ( NHLD ) is a historic district that is recognized as an NHL .