Ответ:

  1. Picture a: This mosaic is made of a lot of paper tiles. It shows a head, eyes, and a mouth.
  2. Picture b: This mosaic is made of small, colored tiles. It shows a head and legs. It’s a person.
  3. Picture c: This mosaic is made of marble. The mosaic is on a floor. The mosaic pattern shows circles and squares.

Ответ: 1 — a, mouth; 2 — b, person; 3 — c, squares.