6th grade history I mark as brainliest please do number 3

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?

How did the location of islamic lands make cultural diffusion possible

During the era of european expansion, what was the biggest reason for spain’s push for exploration?