Correct

就中

/ jiù zhōng /
Strokes

Example

As an Adverb

between two persons, groups, etc

1
Jiù
zhōng
tiáotíng
调停

mediate a dispute

As a Noun

among

2
Zhè
jiàn
shì
men
他们
ge
dōu
zhīdào
知道
,
jiù
zhōng
zhīdào
知道
de
zuì
duō

They all know about it, and of all of them he knows the most.