Which of the Following Statements Is True About Treaties

Which of the following statements is true about treaties?

A) Treaties are valid only if they do not conflict with a statute passed by Congress.
B) Treaties are valid only if they do not conflict with a statute passed by Congress or any of the state legislatures.
C) The U.S. Constitution provides that the president, with the advice and consent of two-thirds of the Senate, may enter into treaties with foreign governments.
D) The U.S. Constitution provides that the president, with the advice and consent of three-fourths of the Senate, may enter into treaties with foreign governments.
E) The U.S. Constitution provides that the president, with the advice and consent of one-half of the Senate, may enter into treaties with foreign governments.