In order to complete this analogy, we have to look at the first pair of words first. An adverb is a word that modifies a verb, so we need to find the word that an adjective modifies. The correct answer is B. noun.
Answer:
Depending on the system chosen, a mayor may be the chief executive officer of the municipal government, may simply chair a multi-member governing body with little or no independent power, or may play a solely ceremonial role. Options for selection of a mayor include direct election by the public, or selection by an elected governing council or board.
Explanation: