Charles Kuen Kao won the Nobel prize in physics in 2009 for groundbreaking work on fiber -optic cables, which use thin threads of glass or plastic to carry information in the form of light

The three adjectives are:

1. thin

2. groundbreaking

3. fiber-optic

Explanation:

The above are the adjectives in the given sentence.

An adjective is a word which actually modifies, describes or explains a noun, pronoun or a noun phrase. It can be found before the noun, pronoun or noun phrase that it modifies.

A look at the given sentence, you will discover the following:

1. thin is an adjective that describes the noun "threads" in the sentence.

2. groundbreaking is an adjective that describes the noun "work" in the sentence.

3. fiber-optic is the adjective that describes the noun "cables" in the sentence.

can you finish the question hun

the correct answer can either be a or b because it could be both but you should probally choose b