Plant usually germinate from seeds, when a seed is planted, a tree usually results. Thus, the sentence, 'Indirect rule sowed the seeds for class and ethnic tensions means that, indirect rule was the factor that bring about class and ethnic tension; it is the root cause and reason why class and ethnic tensions occurred. Indirect rule is the one that give birth to class and ethnic tension.<span />
I'll need a little bit more information than that, however the answer that best suits the question is: White male settlers. They were payed to settle the west.<span />
