Best Answer: B) Evolutionary relationships-This is because the classification system works by grouping together related species that have evolved from common ancestry No others are plausible.
Short for uninterruptible power supply, a power supply that includes a battery to maintain power in the event of a power outage. Typically, a UPS keeps a computer running for several minutes after a power outage, enabling you to save data that is in RAM and shut down the computer gracefully.
Two properties of the British electricity supply system are regulated by statute - frequency. and voltage. Electrical power generator output into the Grid can be resolved into two components, real power (measured in megawatts (MW)) and reactive power (measured in. megavoltamperes reactive (MVAr)).