Final answer:
In the sentence, 'My watch is running slowly', the word 'watch' is a noun. It doesn't fit the definitions of an adjective, verb, or adverb in this context.
Step-by-step explanation:
In the given sentence, 'My watch is running slowly', the word 'watch' is used as a noun. A noun refers to a person, place, thing, or idea. In the context of this sentence, 'watch' represents a thing, specifically a timekeeping device. Identifying the function of each word within a sentence allows us to understand its part of speech.
Here's a quick breakdown to better understand each part of speech option: An adjective describes or modifies a noun. A verb refers to an action, state or occurrence. An adverb describes or modifies a verb, an adjective or another adverb. In this case, however, 'watch' is performing the role of a noun, making option b) Noun the correct choice.
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