For a block of $4$ words at the main memory address $666666$ in hexadecimal format, show the following information, in hexadecimal format: $(6$ points$)($a$).$ Tag, Line and Word values for a direct$-$mapped cache, using the format $8$ bits for Tag, $14$ bits for Line and $2$bits for Word.$($b$).$ Tag and Word values for an associative cache, using the format $22$ bits for Tag and $2$ bits for Word. $($c$).$ Tag, Set and Word values for a two$-$way set associative cache, using the format $9$ bits for Tag, $13$ bits for Linesand $2$ bits for Word.I