The following statements refer to figurative language, that is to the use of language in which the literal and conventional meaning of the word expression is replaced by a non-literal reading. Which statements are true? I) Idioms are chains of words whose meaning is not the combination of the particular meaning of each part of unity. II) Formulaic expressions are a specific kind of idioms that are formed in line with a standard type of structure, followed by objectives. III) Sayings are crystallized linguistic forms whose meaning is not a product of spontaneous combination.