No two speakers speak exactly the same language. Each person speaks in a unique variation of the language. What is this called?

According to the text, George Gerbner’s study of Hollywood movie roles that was

commissioned by the Screen Actors Guild discovered that roles for females decline dramatically once a woman reaches the age of:

a. 25 b. 35 c. 50 d. 60 e. 70

The Golden Age of Creativity was marked by

a.A focus on the brand, rather than the product b.Adding a twist to conventional thinking c.Designs that focused on minimal copy and greater use of white space d. All of the above