The modern grammatical system had come into existence by the end of the ____ century.AFifteenthBSixteenthCSeventeenthDEighteenthAnswer: C. Seventeenth Read Explanation: The modern grammatical system had come into existence by the end of the 17th century.By the late 1600s, English grammar had largely stabilized:The inflexional system (like noun cases and verb endings) had greatly simplified.Word order became more fixed (Subject-Verb-Object).Auxiliary verbs and do-support (e.g., "Do you know?") became common. Read more in App