Suggestion for multi language Setup

Summary:

Hi Experts ,

Our client is planning to use Oracle Learning in 4 different languages . Client is expecting us to set up the system in such a way  that learner is given a option to choose a language of training content .Once the learner chooses the language , the learning content should be displayed based on answer given by learner.

Please guide us how to setup this .

Languages are English, Chinese , Italian, Portuguese

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