Mark the letter A, B, C, or D on your answer sheet to indicate the correct option that best fits each of the numbered blanks.
The American education system requires ___(1)___ and secondary education prior to attending university or college. ___(2)___ either at public or government-operated schools, or at private schools. These 12 years of schooling or their equivalent may also be completed outside the USA, thus giving foreign students the opportunity ___(3)___ of the American education system and obtain a quality American education. Perhaps ___(4)___ is that a large number of presidents, prime ministers and leaders from other countries have experienced the American education system and graduated from a university or school in the USA. In many fields and industries, the American ___(5)___ offers the most cutting-edge, sought-after programs at the world's best schools. That is why graduating from an accredited American school and being exposed to the rigors of the American education system is ___(6)___.