Alice is using the Application Layout control in a custom control.She wants to enable drop targets in the left column and middle column only.How would she accomplish this?
A.Alice doesn\’t have to do anything.By default all columns are selected and leaving them blank will disable them.
B.Alice should click on the Drop Target tab in the Application Layout control and select the left and middle columns to enable them.
C.Alice should click on the Application Layout All Properties tab and set the leftColumn and middleColumn properties to “true”.
D.Alice should click on the Application Layout tab in the Properties view and select the left column and middle column under “Content area”.