title: c# multiple inheritance
body: <p>I would like to achieve this in C#</p>
  
  <p>(Pseudocode)</p>
  
  <pre><code>class A;
  
  class B : A;
  
  class C : A, B;
  
  ...
  
  A ac = (A)c;
  
  ...
  
  B bc = (B)c;
  </code></pre>
  
  <p>Is this possible?</p>