How is the Periodic Table of the Elements arranged?

in a neat grid with 11 rows and 10 columns
by aligning groups with common properties
alphabetically
in a neat grid with 10 rows and 11 columns

By aligning groups with common properties

Explanation:

if the type of the food available changes, then the frequency of beak types will change, because birds with beaks more suited to the available food will be more successful over time.

if you add everything up correctly you should get 69 i got this because 50 plus 19 is it