1)______________ is a system of communication that combines symbols according to rules and in a way that conveys meaning. 2) Social context and the use of gestures and facial expressions by the speaker are examples of ______________. 3) Because language is arbitrary, it allows great ______________ in conveying complex ideas and thoughts. 4) By the time they are roughly one year old, babies tend to use the ______________ of their native language when babbling. 5)______________ means that there are an infinite number of unique sentences to be created by combining words in novel ways. 6) The social pragmatics account of language development emphasises the ability of the child to make ______________. 7) The ______________ account holds that language is not a specialized ability, but rather an application of overall skills that children employ to navigate their world successfully. 8) The vocalisations observed among animals that most closely resemble human referential communication are the ______________ of the vervet monkey. 9) In addition to the bonobo, the ______________ appears able to use language in a way that is more similar to human use than other animals. 10) Sign language requires the signer to use their face, hands, body, and “______________†to communicate.