Grayish blue or red are examples of what properties

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Explanation:

To be sincere your question is not complete, The properties of Grayish blue or red, maybe term to science(Chemistry, periodic table) or the Psychological properties of the grayish blue or red color. Since this question is asked under ''social studies'', I will have to go with explanation on the Psychological meaning of the colour.

===> Colours has positive and negative Psychological properties, ordinarily, Grey colour means depression or lack of confidence(which is the negative meaning to the colour grey). The positive meaning is been neutral.

The colour red is one of the three primary hues. The others being Blue and yellow, and for primary colours; green. The blue colour means danger, aggression as the negative meaning to the colour Psychologically, the positive meaning to it is being strong.

CONCLUSION: So, back to the question, the Grayish blue or red are examples of Psychological properties of colour.

the boundarys like convergent divergent and transform it causes subduction

for your question the answer would have to be france