Answer:
Sensorimotor play
Explanation:
Sensorimotor play is behavior attribut common to infants to gain minimum/maximum pleasure from consistent use of their sensorimotor schemes. The development of sensorimotor play is a product of Piaget's description of sensorimotor thought in the fact that Infants at first instance are involved/engage in exploratory and playful visual and motor transactions in the second quarter of the first year of life.
Answer:
firsthand: coming from experience from a work background or personal experience.
Example: "I have no firsthand experience working with this"
secondhand: been given from a previous owner, by force/gift.
example: "I inhaled secondhand smoke from someone next to me that was smoking."
Source: A source is like a blog when researching information
example: I had to cite my source in MLA format
Like a Food chain, so something eats something to grow
C. The Three Gorges Dam
was built to control the devastating effects of flooding in China.