contact lense不是隐形眼镜么？

问题如下：

A population that is rapidly aging would most likely cause the growth rate of the industry producing eye glasses and contact lenses to:

选项：

decrease.

increase.

not change.

解释：

B is correct.

Vision typically deteriorates at advanced ages. An increased number of older adults implies more eyewear products will be purchased.

考点：Competitive Analysis

人口老龄化促进眼镜行业需求的增长(老花镜)。