How can you create new CMS components in SmartEdit in order to display them in storefront? (2)

How can you create new CMS components in SmartEdit in order to display them in storefront? (2)
A . Create a new component on a page template content slot
B . Create a new component on a page content slot
C . Create a new component on a content page
D . Create a new component on a page by providing the layout parameters and the viewport

Answer: A,B