The given answer "டிரைக்கோபிளாஸ்ட்டுகள்" (Translation: "Trichomes") is the correct answer because it is the only option among the given choices that refers to "plant hairs" or "plant outgrowths". The other options, "ரைசோடெர்மிஸ்" (Translation: "Rhizomes"), "துணைகருவிச்செல்கள்" (Translation: "Accessory Cells"), and "டிரைக்கோம்கள்" (Translation: "Trichomes"), do not match the description provided in the question.