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A company maintains the stock of six products. Initial stock was as follows: a = 8, b = 32, c = 15, d = 23, e = 8, f = 6 Now consider the following schedule having two transactions T1 and T2: 11:r(a);r(b); T2: r(c); c= C+10; wc); T1:r(c);r(d); T2:r(d); d:= d-10;w(d); commit; T1:r(e);r(f) Suppose T1 is responsible to calculate the total stock of the company 1) Identify the problem (lost update / dirty read/ incorrect summary) of the schedule. Justify your answer with proper logic. [5] ii) Solve the problem of the schedule by using 2PL. (5) (Assume data value iff it is missingeeded]