This paper presents a new mathematical model for a redundancyallocation problem (RAP) withcold-standby redundancy strategy and multiple component choices. The applications of the proposed model arecommon in electrical power. transformation. telecommunication systems. https://www.diegojavierfares.com/hot-price-Stories-of-Faith-and-Courage-from-the-Civil-War-Battlefields-Blessings-quick-deal/