Take context from the input text and decide on the accurate relationship between 'Stratasys' and '3D printing' from the options provided.
Options: product/material produced, original broadcaster, legal form, chief executive officer

27, 2015-- Stratasys Ltd. (Nasdaq:SSYS), aleading global provider of 3D printing and additive manufacturing solutions, will participate in the Prosthetics and Assistive Technology Challenge , a two-day event hosted by the VA Assistive Technology Program and VA Center for Innovation, July 28-29 in Richmond, Virginia at the Hunter Holmes McGuire VA Medical Center .
product/material produced