单选题
Goldman Company was recently recognized for its commitment to environmental protection ______ the country.
A、
into
B、
through
C、
throughout
D、
among
【正确答案】
C
【答案解析】
[解析] 词汇：介词
1．这是一道词汇题，选项均为介词。
2．throughout可用于时间、场所，throughout the country意为“全国、经过全国”，因此C为正确选项。
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