Style
Style refers to a distinctive appearance or design, done in a particular form. Style can determine in what ways artists' handle their materials and mediums. Think of is as a "signature look", a distinctive mode of expression. In this way, it can also refer to common characteristics shared by a group of artists, a culture, an era, etc as style can be shared.
Explanation:
One Direction, often shortened to 1D, are an English-Irish pop boy band formed in London, England in 2010. ... The group signed with Simon Cowell's record label Syco Records after forming and finishing third in the seventh series of the British televised singing competition The X Factor in 2010.
they involve fundamental concepts that are unavoidable by the thoughtful person.
Red and blue makes purple.
Hope I helped:)
Answer:
A
Explanation:
They depended on optical illusions because they weren't able to generate the things we can (they didn't have computers and such)