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i need somebody to work on thisu must be sure of wht u are doingdo q4 and 5 only if 4. Define a short problem related to the Information Technology field. The problem can be of your own imagination but a realistic one and should be programmable using any programming language. Apply the 6 stages of Requirements Engineering to this problem and write a short paragraph for each stage describing how you would address each stage in the process. [10 marks] 5. a. Use the full truth table method to determine the validity of the following argument ((A v B) & C) D (~A & C) B B D B [10 marks] b. Use the short truth table method to determine the validity of the following argument. A step-by-step description as to how the value in each cell was arrived at should be given. ~P v (Q & R) R ~Q ~R & ~P ~Q [10 marks]