The two most important reasons for changing grammar and punctuation are "clarity" and "emphasis." So, option (B) or (II) is the correct answer.
Grammatical change is the evolution of a language's grammatical features over time.
Using poor grammar can make phrases meaningless and the message unclear, which can lead to a communication partner's misinterpretation.
Correct language makes it easier for others to grasp what you're saying and can make the communication process more enjoyable.
Check out the link below to learn more about grammatical changes;
https://brainly.com/question/11615532
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