A farmer develops a serious skin infection after handling an…

A farmer develops a serious skin infection after handling animal hides. Diagnostic analysis reveals bacteria with specific motility structures as shown in the image. Structure #1 points to the appendage used for movement. 2A, 2B, and 2C illustrate different arrangements of this appendage. Which option correctly identifies Structure #1 and the sequence of arrangements for 2A, 2B, and 2C