CR SC question

<p>Lewis Latimer’s inexpensive method of producing carbon filaments ____ the nascent electric industry by making electric lamps commercially ____.</p>

<p>A) cheapened…affordable
B) transformed…viable</p>

<p>I correctly chose B. However, can anyone explain why A is wrong. Is it the first word that makes A wrong?</p>

<p>You cant “cheapen” an industry.</p>

<p>As etennis correctly said, you can’t “cheapen” an industry.</p>

<p>You, however, can cheapen the carbon filaments.</p>