Meyer v Nebraska (1923) held that a state law prohibiting the teaching of a foreign language was unconstitutional under the 14th Amendment because:

• A. proficiency in another language was not injurious to health or morals of child.
• B. the state may require exclusive use of English in classrooms.
• C. foreign language instruction is prohibited in public schools.
• D. students may only learn English at home.

Answer: (A)