Select all the correct statements from below: Relative Performance: Define Per formancerecutionT ime time faster than Y, then . X is m is n Per formancex Erecution Times Per formancey ErecutionTimey B) CPU Time CPU Clock Cycles *Clock Cycle Time Clock Cycles Instruction Count *Cycles per Instructio Instruction Count *CPI*Clock Cycle Time Instruction Count *CPI*Clock Rate D) CPU Time CPU Time F) If different instruction classes take different numbers of cycles and different instruction classes have the different frequency, then the Weighted average CPI WeightedAverageCh- CPI, * FREQUENCY, i=1 where CPI, is the CPI of the class i instruction and FREQUENCY, is the frequency of the class i instruction and Frequency, tauinasfrucionaoer NumberO fInstructioni Amdahl's Law. Improving an aspect of a computer and expecting a proportional improvement in overall performance: Taf fected Tt improved = Improvement Factor + 1 unaffected