Which of these is an example of someone using the process of analysis?

I dont see the choices but if its what i think it is i would day this is the answer

A police detective trying to figure out the motive for a crime.

i believe that dan is so anxious because he dose not know what awaits him when he gets there. but i dont know to be honest

the following key ideas correctly express the key sentence.

restate key idea: most people can learn to swim in ten short lessons.

restate key idea: the majority of water-accident victims require mouth-to-mouth breathing.

restate key idea: an empty, tightly closed gallon jug will support a tired swimmer.  

restate key idea: first aid is to prevent accidents as well as assist in rescue.

explanation: the key idea needs to have the same topic as the key sentence (drowning and safety).