What happens when a sound wave encounters an obstacle in its path? A sound wave’s wavelength allows it to pass through objects.

Sound waves bend around the corners of obstacles.

Sound waves can easily pass through any object.

A sound wave’s amplitude allows it to move around objects.

Aproduction line at v. j. sugumaran's machine shop has three stations. the first station can process a unit in 7 minutes. the second station has two identical machines, each of which can process a unit in 16 minutes (each unit only needs to be processed on one of the two machines). the third station can process a unit in 10 minutes. ▼ is the bottleneck station, with a bottleneck time of nothing minutes per unit (enter your response as a whole number).