An evolutionary psychologist would most likely study which of the following aspects of development?

This choice focuses on cognitive skills and variations in problem-solving among children. While interesting, it does not inherently relate to evolutionary theories, as it lacks a direct connection to survival or reproductive advantages that would be emphasized in evolutionary psychology.

Although identity development in adolescents is a significant area of psychological research, it tends to focus more on social and cultural factors rather than evolutionary implications. Evolutionary psychologists might consider identity in the context of mate selection, but it is not as direct a focus as attachment behaviors in infancy.

This choice pertains to cognitive aging and processing capabilities, which are more relevant to cognitive psychology than evolutionary psychology. Changes in word processing speed do not provide insights into evolutionary adaptations or survival strategies.

While gender socialization can be examined from an evolutionary perspective, focusing on social and cultural influences makes this topic less aligned with the core interests of evolutionary psychology, which prioritizes behaviors that enhance reproductive success and survival.