The total net pressure for a cohesive soil is given by ________

• A. Pa=\(\frac{1}{2}\) Ka γH2 cot2 α-2c cot⁡α
• B. Pa=γH2-2c cot⁡α
• C. Pa=Ka γH2-2c cot⁡α
• D. Pa=Ka H2-2c cot⁡α