What is the technique used in this quote?
“8 years ago, when I first met Siobhan, she showed me this picture and I knew that it meant sad.”

For this question, I need alittle more information.. What kind of technique is this regarding?

most likely the answer would be a.) cupidity

definitions:

cupidity - greed for money or possessions

hydrophobia - extreme or irrational fear of water, especially as a symptom of rabies in humans

pathology - the science of the causes and effects of diseases, especially the branch of medicine that deals with the laboratory examination of samples of body tissue for diagnostic or forensic

patho -   relating to disease