Question

is the highlighted portion of the sentence a complete or incomplete thought?
kenma kozume hid behind the potted plant,
laughing hysterically.
complete thought incomplete thought

Explanation:

A complete thought (independent clause) has a subject and a predicate, expressing a full idea. The highlighted portion "Kenma Kozume hid behind the potted plant" has a subject (Kenma Kozume) and a predicate (hid behind the potted plant), forming a complete idea.

Answer:

A. Complete Thought