The synonym of 'Franchise' is— (১৮তম শিক্ষক নিবন্ধন স্কুল: ২০২৪)

The correct answer is option (c) "privilege." 'Franchise' primarily means a right or privilege granted to an individual or group, such as the right to vote or operate a business. The closest single synonym is 'privilege' — a special right or advantage. Note: While charter and license share some overlap with franchise in business contexts, the most accurate synonym in general use is 'privilege'. Source: Merriam-Webster Dictionary.