lign:left;"> exercise </td>
   <td style="text-align:left;"> read_csv(file = "data/students.csv") </td>
  </tr>
  <tr>
   <td style="text-align:left;"> reading-data-from-a-file-3 </td>
   <td style="text-align:left;"> exercise </td>
   <td style="text-align:left;"> students = read_csv(file = "data/students.csv") </td>
  </tr>
  <tr>
   <td style="text-align:left;"> reading-data-from-a-file-4 </td>
   <td style="text-align:left;"> exercise </td>
   <td style="text-align:left;"> students </td>
  <