Whoever gets this I will give brainlist

Technician a says that the sine with dwell (swd) test is used to determine if an electronic stability control system functions normally. technician b says that the esc lamp, called a telltale light, is required to remain on for two minutes. who is correct?

Match each form of japanese art with its description

Many young people traveled by train out of the midwest in search of new opportunities during the 1930s. what term is used to describe their actions