What were "steady sellers"? A. Printers whose incomes

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What were "steady sellers"?

Printers whose incomes were quite large

People who traveled from town to town selling Books and pamphlets

Investors who provided reliable financial Support for new printers

Publications whose sales were usually consistent from year to year

Giải thích

Đáp án D
Clue: “...steady sellers, providing a reasonably reliable source of income for the publisher” những ấn phẩm bán ổn định, chúng cung cấp một nguồn thu nhập hợp lí và đáng tin cậy cho các nhà xuất bản.