How does document d illustrate gandhi's nonviolent tactics for achieving political change?

If I'm not mistaken, Document D pertains to a cartoon that depicts Gandhi, 'salting the British lion's tail'. If so, then Gandhi's nonviolent tactics for achieving political change was to get the British hear his pleas of political change through small, nonviolent efforts. 

Since the time there were born it depends, there's fun violence, abuse, r@pe, kidnappings, threats, hostages ect.