Highlight all the words that make up the independent clause below.Alberto Scorfano scribbled his signature in the fan's autograph book.

In the sentence "Alberto Scorfano scribbled his signature in the fan's autograph book," the independent clause is "Alberto Scorfano scribbled his signature."

An independent clause is a group of words that contains a subject and a verb and expresses a complete thought. In this case, "Alberto Scorfano" is the subject, and "scribbled" is the verb, while "his signature" serves as the object of the verb. The phrase "in the fan's autograph book" serves as a prepositional phrase providing additional information about where the action took place, but it does not form part of the independent clause.

So the words making up the independent clause are:

Alberto Scorfano, scribbled, his, signature.