In certain area, during certain period, the development of communication could ______ the production and life of the society.
【正确答案】 C
【答案解析】在某些地区，其一定时期内通讯发展的状况能表明这个地区当时社会生产和生活的状况。A．shield“保卫，包庇” B．simulate“模仿，假装”C．signify“表示，意味” D．simplify“简化，使简明”