Photograph by Jennifer Kitchen Leading Lines, Reflection, Tone Leading lines are made by the Eiffel Tower in the background and the couture of the wine glass. There are three Eiffel Towers, two are reflections. The grey hues of the image give it tone.
Learning even just the basics of photography takes a bit of work and one of the more complex ideas is the relationship between ISO, aperture, and shutter speed. Lifehack has a graphic that helps make sense of it.