[Solved] What are the two major factors underlying the evolution and maintenance of the nonbreeding worker caste in naked mole rat colonies? A)structural sterility of the workers, and pronounced aggression of breeding males B)haploid genomes of workers, and diploid genomes of breeders C)low testosterone levels among male workers, and high testosterone levels among breeding males D)close genetic relatedness among colony members, and greater chance of survival in the colony than outside it Collections: Collections involve the processes and activities undertaken by a business to pursue and receive payments owed by customers or debtors. Projected Sales: An estimate of the amount of revenue that a company expects to earn in a future period from selling goods or services. Sales Estimates: Projections or predictions about the future sales revenue of a business within a certain period, based on historical data, market analysis, and other factors. Bottom-Up Process: The bottom-up process is an approach to planning or decision-making that starts at the operational or tactical level and proceeds upwards, allowing decisions to be made based on detailed data and observations.