Answer:
B. Sebaik-baiknya
Explanation:
Sorry if it's wrong ^ _ ^
Microsoft PowerPoint is a presentation software program that is commonly used in both businesses and classrooms <span>and is an effective tool when used for training purposes.</span>
In contemporary linguistic usage, the terms standard dialect and standard variety are neutral synonyms for the term standard language, usages which indicate that the standard is one of many dialects and varieties of a language, rather than the totality of the language