It’s probably A because the heat in the microwave probably made some of the ice cube evaporate. If not D
Because sugar is not a long lasting condiment
X - linked traits appear more often in males because males only have one x chromosome. One copy of an x - linked trait is all that a male would need to possess that trait. Females have two x chromosomes, so they would require 2 copies of the x - linked trait in order to possess it.