The answer is c : modeling !
Isn’t this a survey? There isn’t any wrong or correct awnser?
Hope this helps...the way in which something is done: good or bad style. the manner in which something is expressed or performed, considered as separate from its intrinsic content, meaning, etc. a distinctive, formal, or characteristic manner of expression in words, music, painting, etc.
Normally Gothic style varies according to age, location, and the type of building it's in but the most common characteristics are Large Pointed Arches, Ribbed Vaults, and Ornate Decoration