Question

sort the words according to the meanings of their shared roots.

protocol
manipulate
manual
protoplasm
protagonist
manufacture

first
hand

Explanation:

Identify the shared roots

We analyze the given words to find their common roots.
The words are:

• protocol
• manipulate
• manual
• protoplasm
• protagonist
• manufacture

Group by root meaning "first"

The Greek root proto- means "first".

• protocol: from prōtokollon (first sheet glued to a manuscript).
• protoplasm: from prōtos (first) + plasma (thing formed).
• protagonist: from prōtos (first) + agōnistēs (actor/combatant).

Group by root meaning "hand"

The Latin root man- or manu- means "hand".

• manipulate: from manipulus (handful), from manus (hand).
• manual: from manualis, from manus (hand).
• manufacture: from manu facere (to make by hand).

Answer:

first

• protocol
• protoplasm
• protagonist

hand

• manipulate
• manual
• manufacture