How did the Wright Brothers establish credibility for their achievement?

The Wright Brothers established credibility for their achievement primarily by conducting public demonstrations of their flight. This was significant because it provided tangible evidence of their success in powered flight, allowing the public and other experts to witness their accomplishments firsthand. Their systematic approach to flight, combined with the excitement generated during these demonstrations, helped to garner attention and validate their claims.

Public demonstrations were pivotal in an era when skepticism about manned flight was prevalent. By flying in front of audiences, they not only showcased the capabilities of their aircraft but also their meticulous research and engineering skills. This approach effectively communicated the viability and practicality of their invention, paving the way for acceptance and recognition in the aviation community and beyond.

The other options, while potentially contributing to their overall recognition, did not carry the same impact in establishing immediate credibility. Networking with other inventors, publishing scientific papers, and showcasing their aircraft at fairs might have played supporting roles but were not as directly influential as live demonstrations in proving their pioneering achievement in aviation.