What is the verb in this sentence?

Ronald Reagan became the oldest person to ever serve as president of the United States.]]> Is the verb transitive, intransitive or linking?

Ronald Reagan became the oldest person to ever serve as president of the United States.]]> What is the subject of this sentence?

Ronald Reagan became the oldest person to ever serve as president of the United States.]]> What is the subject complement of this sentence?

Ronald Reagan became the oldest person to ever serve as president of the United States.]]> Say the sentence.

Ronald Reagan became the oldest person to ever serve as president of the United States.]]>