Between the ages of 2 and 6, a well-nourished child will gain about ______ pounds and grow about ______ inches per year

During middle childhood, children from developing countries become valuable as factory workers because of their ____

abilities to perform intricate fine motor tasks such as weaving rugs || emotional stability because some adult factory employees are quick-tempered || cognitive abilities to perform complex conceptual tasks such as designing products || abilities to perform gross motor tasks such threading a needle on a sewing machine || || ||

Which of the following individuals is the most likely to master formal operational tasks?

A) Geni, an American high school student B) Gus, an adolescent in a village society C) Ghenniaa, the chief of a tribal society D) Grady, who has had no formal schooling