Answer: Development of irrigation systems to provide food for themselves
Explanation:
The Indus River valley achievements could be seen in how they developed their irrigation system to provide food for themselves. Enlisted are the following achievements they made;
1) They developed a uniform weight and measures.
2) They were the first to bring about urban sanitization systems.
3) Transportation and trade was their major goal
4) Their art was highly advanced.
Unity is important for an effective functioning of a country and for prevention of conflicts: if there was no unity, people could not finish bigger projects that require cooperation with others.
Diversity is important for innovation and creativity: if we were all the same, little would change and sometimes change is for better.
<span> It declared that Texas was a free and independent state, subject only to the Constitution of the United States, that all free men have equal rights, and that the writ of habeas corpus could not be suspended or unduly delayed. The article also forbade religious tests for office (except acknowledgement of the existence of a Supreme being), unreasonable searches, and imprisonment for debt, and it guaranteed liberty of speech and press, the right of the accused to obtain bail and to be tried by a jury, and the right of citizens to keep and bear arms. </span>
<h2>The two factors that make it challenging to start production in a market, more commonly known as barriers to entry in business term, could be as following: </h2>
<u>Product differentiation</u>
Existing firms have officials identification of the goods brand and consumer loyalties. Therefore it is difficult for a new firm to entire a market with a new brand and to gain customer loyalty.
<u>Capital Requirements</u>
The financial resources needed for the foundation, machinations, Research and Development, latest Technology and Promotion of the brand of a market. Capital Requirement is also a factor that could make it difficult for new firms to enter a market.
The suburbs became very popular during the 1950s because of post WWII economic prosperity as well as other factors. American cities were viewed as decaying, there were racial fears that led to a phenomenon called "white flight" of whites moving from cities to the suburbs because of racial fear, and also there was affordable housing to be found in the suburbs that provided more space and luxury for the average American family.