From the given four alternatives, choose the option that serves as an Adjective Clause in the given sentence.

'Mary had a little lamb whose fleece was as white as snow'.

whose fleece was as white as snow

The option that serves as an Adjective Clause in the given sentence is: whose fleece was as white as snow (OPTION 4)

Explanation:

An adjective clause is a dependent clause that functions as an adjective in a sentence, providing more information about a noun. In this case, "whose fleece was as white as snow" is an adjective clause that describes the lamb. It adds information about the lamb's fleece, making it an integral part of the sentence.