Question

read the excerpt from an article in the christian science monitor.
citizen footage has played a role in previous protest movements. . . .
but the black lives matter movement has been different. bystander video sparked it, with cellphone - bearing citizens capturing the killings of eric garner, alton sterling, george floyd, and others. while those high - profile clips showed the extremes of police brutality, the ubiquity popularity of smart phones during nationwide protests in recent weeks has provided a window into protesters interactions with officers unimaginable to past generations of americans.
. . . what is resonating creating a response most now are videos that offer evidence of police aggression that are helping to disprove police claims and show some
how is the author primarily trying to shape public opinion?
○ by explaining the history of protest movements in bringing about change
○ by describing how protestors prepare to participate in marches and rallies
○ by comparing opinions about several different black lives matter protests
○ by explaining why support for the black lives matter movement has changed
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Explanation:

To determine the author's primary method of shaping public opinion, we analyze each option:

• Option 1: The excerpt doesn't focus on the history of protest movements for change.
• Option 2: There's no description of how protestors prepare for marches/rallies.
• Option 3: The excerpt doesn't compare opinions about different Black Lives Matter protests.
• Option 4: The excerpt explains how citizen footage (especially smartphone videos) has provided new evidence of police aggression, which helps show why support for the Black Lives Matter movement has changed (by disproving police claims and offering new perspectives).

Answer:

D. by explaining why support for the Black Lives Matter movement has changed