In what ways did American artists try to gain greater success?

* Hướng dẫn giải

Đáp án : B

Thông tin ở câu đầu tiên của đoạn 4: “In the late 19th century as European portraitists began traveling to the United States to acquire commissions from the growing upper class, American artists increasingly felt they needed to train abroad in order to succeed at home.”