How did Chavez become interested in farm workers' rights? He observed migrant workers picking in the fields. He studied worker's rights while he was in school. His family experienced unfair treatment as migrant workers.

Chavez became interested in farm workers' rights because:

His family experienced unfair treatment as migrant workers.

Explanation:

Cesar Chavez was a labor leader who led nonviolent protests in order to draw attention to the dreadful conditions of field workers. Chavez himself, as well as his family, experienced unfair treatment as migrant workers. He did not become involved because of his education or simply by observing what happened. Chavez lived the inhuman reality of an extremely low salary and awful living conditions. He famously went on hunger strikes as a nonviolent means to attract the media's as well as politician's attention to their cause.

to and without are prepositions, so a, b, and d are prepositional phrases. the adverb phrase is c, about the surprise.

explanation:

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