What is the relationship between Stratasys and 3D printing in the context of the input sentence. Choose an answer from: product/material produced; manufacturer; distributed by; industry; position held; original broadcaster; owned by; founded by; distribution format; headquarters location; stock exchange; currency; parent organization; chief executive officer; director/manager; owner of; operator; member of; employer; chairperson; platform; subsidiary; legal form; publisher; developer; brand; business division; location of formation; creator.

Survey Reveals 3D Printing’s Imminent Impact on Manufacturing Stratasys Direct Manufacturing sampled 700 professional users of 3D printing to identify current and future trends Stratasys Direct Manufacturing 20 hours ago  .

Answer: product_or_material_produced