I looked it up. The amplitude of a wave is a measure of the displacement of the wave from its resting position.
☺
<h2>
WHAT IS A COMPOUND ?</h2><h2>
</h2>
ᴛʜᴇ ᴀɴꜱᴡᴇʀ ᴛᴏ ᴛʜɪꜱ ɪꜱ :

ʙᴇᴄᴀᴜꜱᴇ ꜱᴏᴅɪᴜᴍ ɪꜱ ᴀ ᴄᴏᴍᴘᴏᴜɴᴅ.
Hope It Helped!
And Tell me if The answer is wrong . . .
<h2><u>
Good Luck With Your Assignment!</u></h2><h2><u>
</u></h2>
#LearnWithBrainly

ᴊᴀᴄᴇ ノシ
I'm pretty sure it's E also I rarely ever see an e option for answers lol