I knew the screen worked so we went home anyway . There , I successfully booted into safe mode , then again tried agin to get into a normal boot , with the same results - black . Being impatient , I then choose Last Known Good Configuration and everything came up as it should .... sort of .

Question: What might the speaker do next ?
Answer: Go to a computer repair store .None of the above choices .Get a new screen .Go to the last known location .