Which line from White Fang could be used to support the idea that the young pup is wary of humans? “White Fang bristled and snarled and snapped in the face of the open-mouthed oncoming wave of dogs . . .”
“Salmon Tongue’s hand reached out to him and rolled him over on his back.”
“He went down past the blasted pine, crossed the open space, and trotted in amongst the trees.”
“He yielded till the hand almost touched him. Then he fought, his teeth flashing in a snap . . .”

the Last one

Explanation:

Because it mentions a human reaching to touch the pup and its reaction.

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.

to convince americans of the importance of others.