Which word does the bolded adverb modify? I have researched French history extensively. Which word or phrase does extensively refer to? Choose 1 answer: A researched B French C history

## Step 1<br />In the sentence "I have researched French history extensively", the bold "extensively". Adverbs are words that modify verbs, adjectives, or other adverbs. They provide more information about the action, the adjective, or the adverb they are modifying.<br />## Step 2<br />In this sentence, "extensively" is modifying the verb "researched". It is providing more information about how the action of researching is being done.<br />## Step 3<br />Therefore, the word that "extensively" is modifying is "researched".