The Greatest Physical Challenge in the Construction of the Central

question 29

Multiple Choice

The greatest physical challenge in the construction of the Central Pacific was building

• A)snow sheds along the tracks of the Sierra.
• B)the Summit Tunnel.
• C)wooden trestles across deep ravines.
• D)depots and switching yards in congested cities.

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Definitions:

Cognitive Capacities

The range of mental abilities, including memory, attention, problem-solving, and decision-making, that enable conscious thought and reasoning.

Piaget

Refers to Jean Piaget, a Swiss psychologist known for his pioneering work in child development and his theory of cognitive development.

Infant Intelligence

The cognitive abilities and potential of babies and toddlers, including their capacity to learn, understand, and interact with their environment.

Object Permanence

The realization that objects persist in existence even when they are out of sight, sound, or any sensory perception.