Although shackleton's mission to cross antarctica by foot failed, the imperial trans-antarctic expedition is hailed as a milestone in expedition history. why?

a. because shackleton brought all 27 of his crew members back alive

b. because the crew discovered previously unknown parts of antarctica

c. because the crew returned with scientific discoveries, such as new species

d. because it prompted other expeditions to explore antarctica

 because Shackleton brought all 27 of his crew members back alive (A)

Explanation: I don’t really kwo, but it’s the correct answer for “Plato”

invention of the washing machine

in the past, people used sticks and stones or scrub boards to clean their clothing. as it was sweaty, backbreaking work, we owe a world of to james king because he created the model for the modern washing machine in 1851. the most important issue was that this machine cleaned clothes while a person cranked the handle. doing this made people who used it develop strong muscles in their arms. later, in 1908, alva j. fisher created an electric washing machine named thor. this one was not the first automatic washing machine. however, it was one of the most popular models at the time.