The diagram shown in the illustration demonstrates one of the useful properties of an 'RC' time constant circuit. The useful characteristic of the circuit is that 'C' can be charged ________________. EL-0086 A. slowly at low current with a high 'R' value and discharged rapidly at a high current with a low 'R' value B. slowly at a high current with a low 'R' value and discharged rapidly at a low current with a high 'R' value C. rapidly at a low current with a high 'R' value and discharged slowly at a high current with a low 'R' value D. rapidly at a high current with a high 'R' value and discharged slowly at a low current with a low 'R' value