The associated figure provides support for which of the following processes? 
Definitions:
Higher IQ
Higher IQ indicates a level of intelligence that is significantly above the average for a given age group.
Monozygotic Twins
Monozygotic twins are genetically identical siblings born from a single fertilized egg that splits into two, sharing 100% of their DNA.
Zygote
The initial cell formed when a new organism is conceived, resulting from the union of an egg and a sperm cell.
Piaget's Stages
Piaget's Stages of cognitive development propose a series of four stages in which children's intellectual abilities evolve from infancy through adolescence.
Q4: Figure 53-3 <img src="https://d2lvgg3v3hfg70.cloudfront.net/TBX8677/.jpg" alt="Figure 53-3
Q4: Figure 56-2 <img src="https://d2lvgg3v3hfg70.cloudfront.net/TBX8677/.jpg" alt="Figure 56-2
Q5: If you were to study all of
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Q93: Figure 50-3 <img src="https://d2lvgg3v3hfg70.cloudfront.net/TBX8677/.jpg" alt="Figure 50-3