Consider a Direct Mapped cache with 32-bit memory address reference byte addressable. Assume a 2 word block and a Cache size of 16 Words. Starting with an empty cache, assume the following memory address references in the corresponding order Byte Addresses in Main Memory Address 64 32 92 88 256 128 96 32 96 70 80 90 What is block offset in cache of the underlined reference above? Select one: O a. O b. 1 O c.2. O d. 3 O e.4 Activate Windows