4/9 \idio\ means this in greek: earth air self string

QUESTION IMAGE

$4/9 \idio\ means this in greek: earth air self string$

Question

4/9
\idio\ means this in greek:
earth
air
self
string

Explanation:

Brief Explanations

The Greek root "idio-" (from ἴδιος, idios) directly translates to "self" or "one's own", which is the origin of words like "idiosyncrasy" (a personal/self-specific trait). The other options do not align with this Greek root's meaning.

Answer:

C. Self