10. A 64 K cache has lines that are 128 bytes long, and is 4-way set associative. The cache is in a computer with a 32-bit address. Answer the following questions: A) How many lines are in the cache? B) How many sets are in the cache? C) How many tags are in the cache? D) How big is each tag? E) If the cache uses an LRU replacement algorithm, how many extra bits will be required to keep track of which set is least recently used