You can implement this function through the following tasks:
<ul>
<li><p>Add another column in the table called days-per-year, which
contains the number of days per year for each planet. (see the handout
for the formula)</p>

<li><p>Order the planets by number of days per year.</p>

<li><p>Return a String with the name of the planet with the greatest number of days per year.</p>
</ul>