Please read the following questions carefully and respond all sub-questions they may contain.-Substantiate and reference all your answers so that they will count.Questions1. Write about the antecedents of the Vienna Convention and why it was needed in the context of global trade? Make a short reference to its continuous importance, and how it should, if at all, adapt to the requirements of the times, for instance in digital trade.2. Discuss article 8 of the convention, as the key provisions it is, to interpret the intention of the parties. How it can be related to the principle of estoppel (define and illustrate with an example) or the protection of reasonable expectations (define and illustrate with an example).3. Explain the role of ‘consideration‘ in the light of the convention, and taking into account the classic civil law theory of the formation of the contract, in as much as possible.To complete the questionnaire , you must explore other sources as well. Answers limited to this book or with insufficient substantiation will not be counted.