Which geologic event occurred in new york state at approximately the same time as the extinction of dinosaurs and ammonoids?

Go to new york page and they have the history on there 

None   they are   equally likely to occur on any plate boundary

The answer is c, i, iii, and iv. this is because farming and mining deal with harvesting raw materials, construction work falls under manufacturing, and piloting a plane is a service. ii is wrong because making bread is using  raw materials to produce goods, which would fall under the secondary sector, not primary.