Frontier Gandhi was a title given to which of the following?

Khan Abdul Gaffar Khan

The correct answer is Option 3 - Khan Abdul Gaffar Khan

Frontier Gandhi was a title given to Khan Abdul Gaffar Khan.

It is important to note that not all Muslim-majority regions expressed a desire to be a part of Pakistan. Khan Abdul Ghaffar Khan, widely known as the 'Frontier Gandhi', strongly opposed the concept of a separate nation based on religious lines.