What evidence leads archeologists to believe that Lepenski Vir was occupied temporarily for rituals rather than serving as a permanent dwelling site? the location next to a river the absence of agricultural activity the materials used for building the presence of buried ancestors

The absence of agricultural activity.

Explanation:

Lepenski Vir is an archaeological site located in Serbia. This site was most likely occupied since 9500-7200 BCE. Because of this, and the level of sophistication of the inhabitants, it has been called the "first city in Europe." The site is notable for the level of preservation and the quality of the artifacts that were found here. However, it seems like for a period of time, this site was used temporarily, as there is no evidence of agricultural activity.

the labor movement in the united states grew out of the need to protect the common interest of workers

for those in the industrial sector organized labor unions fought for better wages reasonable hours and safer working conditions

  in the 19th century trade unionism was mainly a movement of skilled workers.

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four sitting presidents have been assassinated while in office but the first was abraham lincoln,