I paid the 24$ but have no advantages yet. Still advertisements... can't reach anyone. What can I do?

Consider the simple 3-station assembly line illustrated below, where the 2 machines at station 1 are parallel, i. e., the product only needs to go through one of the 2 machines before proceeding to station 2.what is the throughput time of this process?

Which feature is selected to practice and save the timing of a presentation

1. for which of the following are you not required to signal beforehand? a. changing lanes b. speeding up c. stopping