The voids ratio with respect to height of solids is given by equation______________

• A. \(e=\frac{H}{H_s}\)
• B. \(e=\frac{H_s}{H}\)
• C. \(e=\frac{H+H_s}{H_s}\)
• D. \(e=\frac{H-H_s}{H_s}\)