In math, parentheses are answered when? a. first b. last

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?

Need ! how did sumner define liberty in the book of "voices of freedom"

Brainliestttme : ) -why is “extremist” a better term for describing the ideology of a terrorist?