What is a way of telling the computer how to display certain content pls answer quick

What type of file does a cookie place on web site visitors' computers so that web site managers can customize their sites to their visitors' preferences?

In he example code, what does the title attribute create? a tool tip an element a source a markup

Which of the following is not a way in which trees benefit the environment? a. they remove a significant amount of carbon dioxide from the atmosphere. b. they remove a significant amount of oxygen from the atmosphere. c. their roots hold soil in place, reducing rates of erosion. d. they remove ozone and particulates from the atmosphere. select the best answer from the choices provided a b c d