Hey there!
"Something that has air molecules" is NOT required for current flow through a conductor.
Your answer is option "D."
Hope this helps you.
Have a great day!
<span>Hi,
What disease makes the air sacs in the lungs less elastic reducing their ability to absorb oxygen ?
</span><span>chronic bronchitis and emphysema (COPD)</span>
Speakers, printers, modems, network routers and external<span>storage devices are other </span>external<span> devices. is this correct</span>