Concept:This question tests knowledge of Indian freedom fighters and their popular titles. The term "Frontier Gandhi" refers to a leader who followed Gandhian principles of non-violence and worked on the North-West Frontier region (now Khyber Pakhtunkhwa, Pakistan).
Explanation:Among the given options:
- Rabindranath Tagore was a poet, writer, and the first non-European Nobel laureate; he is not associated with the title "Frontier Gandhi".
- Gopal Krishna Gokhale was a moderate leader of the Indian National Congress and a mentor to Gandhi; his title is not "Frontier Gandhi".
- Khan Abdul Ghaffar Khan, a Pashtun leader, practiced non-violent resistance and founded the Khudai Khidmatgar ("Servants of God") movement. Because of his close alliance with Mahatma Gandhi and his peaceful struggle in the North-West Frontier Province, he was widely called the "Frontier Gandhi".
- Subhash Chandra Bose was a militant nationalist and leader of the Indian National Army; he is referred to as "Netaji", not Frontier Gandhi.
Therefore, Khan Abdul Ghaffar Khan is the correct match.
Answer:Khan Abdul Ghaffar Khan (Option C).