GMAT Critical Reasoning (CR) | Re: We learn to use most of the machines in our lives through

We learn to use most of the machines in our lives through written instructions, without knowledge of the machines'inner workings, because mosl machines are specifically designed for use by nonexperts. So, in general, attaining technological expertise would prepare students for tomorrow's job market no better than would a more traditional education stressing verbal and quantitative skills.
The argument depends on assuming which one of the following?
A) Fewer people receive a traditional education