To Center a Body Element Within Its Html Container, You

Multiple Choice

To center a body element within its html container, you should:

A) use CSS to establish a flexbox layout for the html container and apply the justify?content: center property-value pair to the html container.
B) use CSS to establish a flexbox layout for the body container and apply the justify?content: center property-value pair to the body container.
C) apply the text?align: center property-value pair to the body element.