(6) Johnny wants to process data inventory by using an array. The operations needed in this system are deleting items, adding new items, and sorting data based on the item code. However, his group member, Marzuki does not agree because using an array is not efficient. (1) Justify that Marzuki's argument is true. [3 marks) (ii) Give a suggestion of the data structure that is suitable for handling this case. [3 marks) 17 SULIT SULIT (BEEC 2363) (iii) According to Siva, this case could be handled by using a queue. Explain if this is possible. [3 marks)