堵漏毯的规格有:()
A. 1×1m<sup>2</sup>、2×2.5m<sup>2</sup>、3×3m<sup>2</sup>、4×4.5m<sup>2</sup>
B. 2×2m<sup>2</sup>、3×3m<sup>2</sup>、3.5×3.5m<sup>2</sup>、4×4m<sup>2</sup>
C. 1.5×1.5m<sup>2</sup>、2×2.5m<sup>2</sup>、3×3m<sup>2</sup>、3.5×3.5m<sup>2</sup>
D. 2×2.5m<sup>2</sup>、3×3m<sup>2</sup>、3.5×3.5m<sup>2</sup>、4×4m<sup>2</sup>