An object's orientation consists of its ____. 

A defined set of formatting characteristics, such as fonts, font sizes, number formats, cell borders, and cell shading in a theme is known as a(n):

A) theme. B) cell style. C) enhancement. D) format option.

Which statement correctly opens an input stream named in_file and attaches it to a file name project.txt?

a. in_file=project.txt b. in_file="project.txt" c. in_file.open("project.txt"); d. in_file.open(project.txt);