The fourth sentence uses the most precise language because it provides specific details about the color of the couch (plush blue).
The sentence "The meal featured two kinds of vegetables." uses the most precise language.
The sentence "The meal featured two kinds of vegetables." uses the most precise language because it directly states the fact that there were two specific types of vegetables in the meal. To determine this, you can carefully read each sentence and analyze the level of specificity and precision in the language used. In this case, the other options are more general or vague in comparison.