WRETCHED

The word "wretched" means someone or something is in a very poor, miserable, or unfortunate condition. It describes a state of suffering or extreme unhappiness. Among the given options, "poor" best matches this meaning because it captures the idea of being in a bad or unfortunate state, whether financially, physically, or emotionally. The other options like "foolish," "insane," or "strained" don’t really express that sense of misery or hardship that "wretched" conveys. Therefore, the word that best expresses the meaning of "wretched" is "poor."