Which of the following is true about the Mona Lisa? a. She has an ambiguous expression.
b. It is da Vinci's most famous painting.
c. Her gaze is shifted slightly to look straight at the viewer.
d. all of the above

All of the above

Explanation:

I mean you can know this by looking at the painting

folds are formed when heat and pressure is applied to the rock. the higher the temperature, the more pliable rocks become. folds are more likely to occur when the deformation caused by the compression is applied slowly. faults are defined as the displacement of rock that were once connected along a fault line.

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in the 1800s, locomotives powered by steam made transportation faster and cheaper. the resulting rapid growth of railroads led to the connection of the atlantic and pacific railroad in oklahoma city in 1897.

in the last years of the century, the improvement of steam-based engines the expansion and growth of railroads. this growth increased when the companies started to build and expand, such as the atlantic and pacific railroad, which connected new mexico with california, and missouri with oklahoma. many of these new networks were built in oklahoma, and these changes transportation henceforward.