P1. Use K-maps to find the minimum-cost SOP and POS expression for the following logic function: f(A,B,C,D) = BC + AB + BCD + CD + ABCD Assuming that there are also don't-cares defined as D = $(6, 8, 13, 15). P2. Verilog 51 Write a complete Verilog code for the following logic circuit: So a wo b 0 W2 W3 1