Question

which of the following mediums is made from a mix of carbon and clay?
a. charcoal\t\t\t\tc. pencil
b. chalk\t\t\t\t\td. silverpoint

please select the best answer from the choices provided

○ a
○ b
○ c
○ d

Explanation:

To determine the correct answer, we analyze each option:

• Option a (charcoal): Charcoal is mainly carbon, not mixed with clay.
• Option b (chalk): Chalk is typically calcium carbonate, not a mix of carbon and clay.
• Option c (pencil): Pencil leads (graphite pencils) are made from a mixture of graphite (a form of carbon) and clay. This matches the description.
• Option d (silverpoint): Silverpoint uses silver, not a mix of carbon and clay.

Answer:

C. pencil