单选题 The Silicon Valley employers promote the E-health program for the purpose of ______.

A、 rewarding their employees
B、 gratifying the local hospitals
C、 boosting worker productivity
D、 testing a sophisticated technology

【正确答案】 C

【答案解析】本题问硅谷的雇主们推动电子健康项目的目的是什么。由hope that online visits will mean employees won't have to skip work to tend to minor ailments or to follow up on chronic conditions．可知正确答案是C。