According to Geico: "so Easy a __ Can Do It"

This page is the CodyCross answer for the clue below from Ballroom Dancing, Group 1932, Puzzle 1 (Showcase Event).

Question is: According to Geico: "so Easy a __ Can Do It"

and the answer is: CAVEMAN

Word Meaning:

CAVEMAN — An early human or closely related species, popularly held to reside in caves.

Definitions from Wiktionary.

According to Geico: "So easy a __ can do it" — CodyCross Answer | CodyCross Solutions