Answer:
one of them is a fragment, it's the latter sentence.
Explanation:
it seems that the second sentence has gotten it backwards.
the beginning part "especially when the wind picked up" is what makes it a fragment.
doesn't it make better sense if it were written in this way instead?
"the conditions were perfect for flying our kite, especially when the wind picked up."
Having a wavelength shorter than that of the violet end of the visible spectrum but longer than that of the x rays
<span>d.Hal Holbrook
</span>a.Height of fashion
<span>a.W.S. Gilbert
</span>
Friendship is like a violin; the music may stop now and then, but the strings will last forever