It is estimated that the total of ______ from the country overseas will this year reach 150,000.

【正确答案】 B

【答案解析】 句意：估计今年来自海外的移民数量会达到15万。migrant迁移人口。immigrant（外来)移民；emigrant移民(本国移出)。inhabitant居民。结合句意，可知B选项合适。