This is a really tricky one. But I think it is C...The EEOC was founded in 1965 in terms of fighting for equality and making sure no one is being treated poorly for race, color, religion, sex, or national orgin. Inheritance is passing on properties, titles, and debts upon the death of an individual.
D is the answer passing laws that protected child workers
President Lyndon Johnson passed the landmark law of the civil rights, in 1964. He passed this in the memory of President Kennedy. This law provided equal civil status to the black population and prohibited the segregation of school, restaurants, public toilets, employment, and education. He also started the war on poverty, to end poverty in the nation. For this, he promoted a billion dollar campaign. He also started Volunteers in service to America in which volunteers were invited from many organizations such as schools, and underprivileged families and job training were provided to them.
One similar fact is that they are all built on rivers and valleys because of the crops that they could grow and the fresh water sources, a difference is that they occurred in different places and had different religions for example Egypt had their monotheistic religion which apophis and ra as well as sobek and Horus, while China had dragon gods and other creatures