Consider a multi-level computer interpreting all levels where all instructions on any level of the computer always get converted to 4 instructions on the level below it. If a Level 0 instruction takes 3.1 ns to fetch, decode, and execute, how many ns does it take to execute an instruction on Level 4

Leo is a recruitment executive for a large company. he has identified new labor resource requirements in both the marketing and production departments. what should be his first step in recruiting candidates for the positions? a. conduct background checks of candidates b. make job offers c. arrange interviews d. conduct reference checks e. place job ads on job sites