Jacob Riis, Ida Tarbell, and Margaret Sanger are<span>best known for their efforts to
(1) create awareness about social problems.</span>
To punish colonists for Boston tea party
Answer:A
the Incan civilization was known for the impressive waterworks in their city centers. Some of these included canals, fountains, drainage systems, and expansive irrigation.
One example of their advancement in this area is the Incan citadel called Machu Picchu which is said to be "the pinnacle of the architectural and engineering works of the Inca civilization" when talking about its water supply system.
A, Is nominated by president and confirmed by the Senate
