The most common type of computer in use today was designed by:

Which of the following best describes how the scientific community views Darwin's proposal of evolution?

a. Most researchers have discounted the theory of evolution for it lacks empirical and scientific support. b. Darwin's theory of evolution received a high degree of support at its initial proposal; however, in recent times it has lost the backing of the scientific community. c. There is an enormous amount of evidence that has accumulated to verify the theory and support the principle of natural selection as the main mechanism of evolutionary change. d. Darwin's theory of evolution has been abandoned for the more comprehensive and scientifically supported theory of Intelligent Design.

All of the following statements about parents' choice of childcare arrangements for infants and toddlers are accurate except

a. mothers who work evening or nighttime shifts are more likely than mothers who work daytime hours to use care by family members b. mothers with higher incomes are more likely than other mothers to be successful in achieving a match between their preferred and actual childcare arrangements c. the cost of nonparental care for infants tends to be lower than the cost nonparental care for children over the age of two d. low-income families tend to spend a higher percentage of their income on childcare expenses than higher income families spend