4. Visitors can in the theme park. a) have a lesson of making figures of chocolate b) touch all the works of art with their hands c) try on chocolate clothes

Решение:

В тексте сказано: "Visitors to the park can also try their hand at chocolate making or ask experts to create something original to take home." Это означает, что посетители могут научиться делать шоколадные фигуры.

Ответ: a) have a lesson of making figures of chocolate