What scenario best describes Piaget's concept of assimilation?

a. An infant who knows how to breast feed does not find it difficult to feed from a bottle.
b. A grade-10 student reading a text from a different culture and trying to understand it.
c. A 7-year-old seeing an airplane for the first time and knowing nothing about flight.
d. A young boy from Zimbabwe coming to Canada in January and seeing snow.

Answer: a.