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Special topics on mathematical modeling in primary schools
Quantitative evaluation, with 1, 2,3 as the scoring standard.

therefore

Methyl ethylene propylene

Price 3 2 1

Commuting 1 2 3

Corresponding primary and secondary schools 3 2 1

Living environment 2 3 1

According to the requirements of the topic, the weights of the four factors are (0.3, 0.2, 0.25, 0.25) to simplify the calculation.

The matrix multiplication is: c =

2.3500 2.2500 1.4000

Therefore, A meets the requirements best, so choose Room A! !