Answer: interrogate

AnswerCrossword Clue
INTERROGATEPump
INTERROGATECross-question.
INTERROGATEGRILL
interrogateAsk questions of (someone, esp. a suspect or a prisoner) closely, aggressively, or formally
interrogate(of an electronic device) Transmit a signal to (another device, esp. one on a vehicle) to obtain a response giving information about identity, condition, etc
interrogateObtain data from (a computer file, database, storage device, or terminal)
interrogateto question formally and systematically