What influenced Gandhi’s nonviolent methods and ideals? which one is correct

His devout mother’s Jainist faith and his teacher, Henry David Thoreau, at school.

His devout mother’s Christian faith and studying Henry David Thoreau while in England.

His devout mother’s Christian faith and his teacher, Henry David Thoreau, at school.

His devout mother’s Jainist faith and studying Henry David Thoreau while in England.

His devout mother’s Jainist faith and his teacher, Henry David Thoreau, at school.