5 point Lindsey is 13 years old and demonstrates development in her reasoning abilities that would categorize her in the formal operational period, according to Piaget's theory of development. Which of the following options best describes the formal operational period?
1) The stage of cognitive development during which individuals develop the ability to think abstractly and hypothetically
2) The stage of cognitive development during which individuals develop the ability to use logical reasoning and solve complex problems
3) The stage of cognitive development during which individuals develop the ability to understand and apply moral principles
4) The stage of cognitive development during which individuals develop the ability to use sensory and motor skills