He realized that because of his conduct of the War in Vietnam he could not win the Democratic Nomination
After the Tet offensive the American voters became disillusioned with the conduct of war in Vietnam and how it could be ended
According to the National Archives "The Constitution provides that an amendment may be proposed either by the Congress with a two-thirds majority vote in both the House of Representatives and the Senate or by a constitutional convention called for by two-thirds of the State legislatures."
So, this provides for a Federal and a State option for passing amendments.
Answer:Only the second wave was motivated by a need for natural resources for industrialization
The increasing rate is about 4% per year if the sales after 7 years it would be the value after 7 years is $ 855355.65