Concept:Sight words are high-frequency words recognized instantly by sight, not by decoding.Explanation:Sight words build reading confidence because students recognise common words quickly.Children do not need to decode every word, so they save effort for harder words.Sight words provide clues to read smoothly as they appear often in texts.However, sight words do not give clues about word meanings—they are about recognition, not vocabulary.Answer:D. Sight words provide clues in word meaning