This question involves analogies where "Kind" is to ________ as "Often" is to "Frequently". The analogy demonstrates a relationship of synonyms.
Step 1: Understand the Given Analogy Pair: "Often" and "Frequently" are synonyms, meaning they share a similar meaning.
Step 2: Identify the Synonym for "Kind": We need to find a word from the options that is a synonym for "Kind".
Conclusion: The correct answer is "Kindly" because it matches the same relationship of synonyms as "Often" : "Frequently".
Final Answer: Kindly