You would like to create a Windows 8 application by using Blend and HTML5, JavaScript, and CSS3.

Which feature of Blend enables you to pause an application when it reaches a desired state so you can set the style rules for the page and its controls while in this state? (Choose all that apply.)

A. Assets panel

B. Projects panel

C. Visual Design

D. Interactive mode

References: http://www.daoudisamir.com/references/vs_ebooks/html5_css3.pdf