I believe it is answer 3 "Appointment, concerns" 1 is wrong because reservation doesn't mean "Making a special exception" and concern, and appointment do. 2 is wrong also for that reason 3 is right because you're making an appointment at the restaurant, but the reviews give me some concerns. 4 is wrong, because it is the other way around. Therefore, the right answer is 3 appointment, concerns
( I know this is a bit late, but I'm just seeing this now. But here is the answer for future people who come across this! )
In first it's like he is telling the story in second a close friend of a family member is telling others the story omniscient is someone just telling you