An ancient Arab proverb proclaims, "Purity of writing, is purity of soul," and describes which of the following?

A) Poetry
B) Painting
C) Calligraphy
D) Tile glazing

Purity of Writing

The clarity, simplicity, and precision of expression in written language, avoiding unnecessary complexity or embellishment.

Calligraphy

The art of beautiful handwriting using specialized tools and techniques, often associated with high cultural status and used for religious, artistic, and scholarly works.

Proverb

A short, well-known saying that expresses a general truth, piece of advice, or cultural wisdom.