Which retail innovation first allowed scientists to virtually test laboratory equipment before purchasing it?

In the world of scientific equipment and supplies retail, certain innovations have revolutionized how researchers and laboratories acquire essential tools. This poll tests your knowledge of a pivotal moment in scientific retail history that fundamentally changed how scientific products are marketed and sold to research institutions, universities, and private laboratories.

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Digital twin technology with AR interfaces (2014)
Online 3D modeling catalogs (2009)
Interactive PDF product specifications (2006)
Virtual laboratory simulation software (2011)