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Consider the table given below providing details of traffic volume per hour for locations . When the total traffic volume is the same, the factor(s) which affect(s) the noise pollution level is/are

Consider the table given below providing details of traffic volume per hour for locations . When the total traffic volume is the same, the factor(s) which affect(s) the noise pollution level is/are

(a)

% of heavy vehicles

(b)

noise pollution level and average noise level

(c)

average noise level and % of heavy vehicles

(d)

indeterminable on the basis of details given

Answer:

Explanation