The Big Mac was chosen because McDonald's is present in 120 countries and the Big Mac is one of its flagship products.
Big Mac ຖືກເລືອກເພາະ McDonald's ມີຢູ່ໃນ 120 ປະເທດແລະ Big Mac ແມ່ນ ຫນຶ່ງ ໃນຜະລິດຕະພັນທີ່ ສໍາ ຄັນຂອງມັນ.