The legislation that authorizes the president of the united states to set aside sites that have scientific, historic, or pre-historic importance is the:

The legislation that authorizes the president of the United States to set aside sites that have scientific, historic, or pre-historic importance is the: ANTIQUITIES ACT.

Explanation:

The Antiquities Act of 1906 is an act that was passed by the United States Congress and signed into law by president Theodore Roosevelt on June 8, 1906. This law authorizes the President to protect landmarks, structures, and objects of historic or scientific interest by designating them as National Monuments.

The Antiquities Act stands as an important achievement in the progress of conservation and preservation efforts in the United States

`stare decisis is a legal doctrine that obligates courts to follow historical cases when making a ruling on a similar current or future case. stare decisis ensures that cases with identical facts be approached in the same way, unless overruled by the same court or a higher court such as the us supreme court. simply put, it binds courts to follow legal precedents set by previous decisions.

stare decisis is a latin term meaning "to stand by that which is decided".

the answer is actually b.   as habitats are destroyed, animals and plants may become extinct.   , according to edge nuity