What kind of decoration did artist use on tutankhamens coffin?

your word would be isle.

isle is an island or peninsula especially a small one.

if you add the letter "a" you get aisle, which is a passage between 2 rows of something like chairs, shelves, or something else.

the correct answer is the first option. the principle of design that suggests a structural relationship between different elements within a work of art is unity.  unity is the principle of the quality of cohesiveness that is expressed with compositional similarity, oneness and cohesion.