描述科技改变生活的表达 — 英语选择题
题目
以前，奶奶要去商店买菜，也要等儿子回家才能见到他。现在，她用手机买菜，还能和远方的儿子视频通话。哪句话最能描述科技给生活带来的变化？
A. A phone helps Grandma buy food and see her son from far away.
B. Grandma must go to the shop to buy food.
C. Grandma can see her son only when he comes home.
D. A phone makes it hard for Grandma to buy food.