1.In log-scale, the apparent distance between 1 and 100 is same as the distance between 50 and

a)50

b)500

c)50000

d)149

2.When you obtained a 2D plot from tSNE or UMAP, you can interpret the coordinate of each data point as a linear combination of the original (high-dimensional) features.-(true/false)

3.Using colors (a broad range of hues, saturation, and lightness) is better than using greyscale in terms of the adverse effect of surrounding colors. In other words, if we use colors with many different hues, it is less susceptible to the bias in our visual perception that the greyscale suffers from because color perception is less skewed by surroundings.-(true/false)