title: Plotting 3 graphs in a 2-1 layout in R
body: <p>Is it possible to obtain 3 plots in a single figure in R with a distribution as shown in the image below? The plots must have the same width, and plot C should be centered.</p>
  
  <pre><code>-----   -----
  | A |   | B |
  -----   -----
      -----
      | C |
      -----
  </code></pre>
  
  <p>Thanks!</p>