Read the sentence below and respond to the direction that follows. Rockwell's art __________ an iconic symbol to many Americans. Choose the verb that expresses an occurrence that began in the past and continues presently.

The present perfect tense, “has become,” describes a change that began in the past and has a result that continues in the present. So the sentence reads, “Rockwell’s art has become an iconic symbol to many Americans.” “Becomes” describes a general fact, while “is becoming” focuses on an ongoing change happening now.

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