The sea protected both rome and india and also the sea provided them transportation and food
Answer:
c. concrete operations
Explanation:
Concrete operations: This is the third stage in the cognitive development theory which is given by Jean Piaget. This stage starts in middle childhood from the age of seven and lasts around eleven years. It is distinguished by the development of rationale, logical, and organised thinking in an individual.
According to Piaget, the concrete operations developmental stage is involved.
State is a nation or territory considered as an organized political community under one government.
Any four types of constitution are:-
1. Federal and Unitary constitution
2. Political and Legal constitution
3. Presidental and Parliamentary constitution
4. Monarchical and Republican constitution