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Select the most appropriate option to fill in blank. I would like to know this machine works.

Awhatever

Bhow

Cwhat

Dthat

Answer:

B. how

Read Explanation:

• 1. Context of the Sentence: The sentence "I would like to know _______ this machine works" is asking about the process or manner in which the machine operates. 2. Why 'how' is the answer: In English, the word 'how' is used to introduce an indirect question or a clause describing the way something happens. "How this machine works" correctly refers to the mechanism or procedure of the machine.


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