The definition it would someone that is smart
Answer:A
Explanation:
Alternate short sentences with longer sentences.
<span>a device or instrument designed to detect the presence of a particular object or substance and to emit a signal in response.</span>
I THINK 3 is grappled because the other one doesn’t make sense, 5 is audacity, 6 is unison, 7 is comply, 8 is tethered, i think 9 is prodigious, 10 is skittish, i think 11 is myriad, 12 is allotted. hope this helped! please mark brainliest i need it lol