Which of the following is an accurate statement regarding evolutionary perspectives on social change ?

• A. Lenski argues that evolution depends largely on changes in a society’s level of technology and made of economic production
• B. Social Darwinists like Spencer see evolution as inevitably leading to the downfall of society
• C. Contemporary approaches take a unilinear view of evolution and assume all change equals progress
• D. Parsons suggested that societies tend become simpler over time