At what boundary do you find a line of volcanoes off to the side of the boundary, forming an Island Arc or a line of volcanoes on land?

Reasoning based on the ease with which we can bring something to mind involves the use of the heuristic

Flowchart with 6 boxes. box a sits at the very bottom of the left side of the flowchart, which flows into box b. box b flows into box c. box c flows into box d. on the bottom of the right side of the flowchart, box f flows into box e, and box e flows into box d. box d is the highest point in the flowchart. which of the following sections represent state-level courts? d, e, f b, e a, b, c a, f

The colors at sunset are usually the result of raindrops