Which of the following has the least number of graphemes?

The correct choice is "Chew," which contains fewer graphemes compared to the other options. To clarify, a grapheme is the smallest unit of written language that represents a sound. In the word "Chew," there are three graphemes: "ch," "e," and "w."

In contrast, the word "Teach" has four graphemes: "t," "ea," "c," and "h." The word "Thing" also consists of four graphemes: "th," "i," "n," and "g." The word "Stripe" has five graphemes: "s," "t," "r," "i," and "pe." Therefore, "Chew" indeed has the least number of graphemes among the provided options, making it the correct answer. This understanding of graphemes is crucial for analyzing written language and its phonetic components, aiding in effective reading instruction.