Which of the following statements about development in puberty is true?in girls, the first menstruation always occurs before the peak in height growth.in girls, puberty development is entirely controlled by estrogens ('estrogens') and in boys by androgens (androgens)the secondary sex characteristics develop after the primary sex characteristics.Girls reach their adult height rather than boys. A developmental psychologist carries out research into the development of aggression in children. She registers the same group of children at several moments and has chosen a research design in which she can both identify possible cohort effects and correct them in her analyzes. What is the design of this researcher?cross-sectional designcross-cultural designlongitudinal-sequential designmicrogenetic design Berk typifies developmental psychological theories as theories that view development as discontinuous or continuous. In which following combination of two developmental psychological theories is first called a discontinuous development theory and then a continuous development theory?Piaget's cognitive development theory - taking Selman's theory of perspectiveKohlberg's moral development theory - Bandura's social learning theoryTake Selman's theory of perspective - Erikon's theory of identity developmentSiegler's model of strategy choice - Kohlberg's theory of moral development Jorrin is 3 years old and is asked to arrange a group of 7 blocks from small to large. Completing this task requires __________ and Jorrin will probably _________ be able to complete the task.seriation; nottransitive inference;...