Answer:
A: a standardized system of weights and measures
B: city blocks laid out in a grid pattern
Explanation:
The Indus Valley Civilization was an ancient civilization located in what is Pakistan and northwest India today, on the fertile flood plain of the Indus River and its vicinity.
The significant features of Indus Valley civilization are personal cleanliness, town planning, construction of burnt-brick houses, ceramics, casting, forging of metals, manufacturing of cotton and woolen textiles.
Answer:
The ability of ecotourism to protect both people and places is an unresolved, and growing, concern. Commodification of host culture and environment is a widely reported social impact of tourism and spawns an array of implications regarding indigenous people's view of their places and themselves. The degree of impact from ecotourism development is related to the degree of market development within the indigenous community and their state of decline regarding natural resource scarcity. Pre-existing power differentials between local people and other groups may be exacerbated by ecotourism development. To protect both people and their places, native people's claim to control should be legitimized by conservation and government authorities, particularly indigenous people's role in technical management of the protected area. Regional and national government controls are relevant at the inception of ecotourism development, but ultimately should be reduced to one of infrastructure planning and coordination.
Explanation:
Nationalism is taking pride in one's own nation. So put country in the blank my friend.
To find a better place to live with more recourses
British took control over the Ohio river valley, and the settlers pushed the Indians west. I hope this helps