. WHAT IS THE MAIN IDEA OF THIS PASSAGE

10) - DE KIEM TRA TIENG ANH 10
Tiếng Anh DE KIEM TRA TIENG ANH 10

10). What is the main idea of this passage?

A). The way deaf people communicate. B). How ASL was introduced to America.

C). Sign languages for deaf people. D). The differences between FSL and BSL.