Answer:i think its the last one
Explanation:For their city to endure, the Inca had to find a way to keep it from sliding down the mountain. Perhaps the most visually striking features of the drainage system are the agricultural terraces. Machu Picchu includes 4.9 ha of agricultural terraces, which are held in place by stone retaining walls.
Answer:
After Britain won the Seven Years War and gained land in North America, it issued the royal proclamation of 1763, which prohibited American colonists from settling west of Appalachia.
Explanation:
Because I feel like telling you the answer. It's up to you if you want to trust me.
In the second half of the 19th century, humans used all of the following technological advances to modify and adapt to the physical environment except "the telephone," since although this technology was invented in 1876, it wasn't widely implemented for some time.
Answer:
He purchased Alaska from Russia in 1867. He defied Congress Tenure of Office act on grounds that it was unconstitutional (which He was impeached for, but the Supreme Court agreed with Johnson's reasoning) He was accommodating to the Southern states, and advocated less harsh treatment of the defeated rebels than other politicians of the time (which quickened the healing process from the Civil War) He served in the Senate after his Presidential term expired, showing further willingness to work for the public good despite his impeachment embarrassment. He protected the rights of the Executive branch against Congress' attempt to diminish it's powers.
Explanation: