Answer:
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1) Colombia ; 2) Brazil .
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The sense of sight and smell are the best ways to detect the presence of hazardous chemicals. This statement is the truth. Thus, the option (a) is correct.
What is chemicals?
The term chemicals refer to such the kind of the substance are the composition. the chemicals are the primary involved to the chlorine. The chemical are the also founded in the natural resources such as plants, minerals, and the water.
The hazardous chemicals are the primary work of the sense of sight and smell detecting. There are the observation method to the analysis of the substance. The sight is the main observation of the eye because its the 80% impressions.
As a result, the hazardous chemicals are the detected the smell and sense are the statement are the truth. Therefore, option (a) is correct.
Learn more about chemicals, here;
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Are you wanting us to translate? If you do it is
Someone could tell me that it is the shirt change in democracy
