1 /BLOCK
/BLOCK (D) Specifies that the comment should be entered above the cursor (or selected text range), formatting the comment according to the placeholder LSE$BLOCK_COMMENT. You cannot specify both the /BLOCK and /LINE qualifiers.
2 /LINE
Specifies that the comment should be entered at the end of the current line (or selected text range), formatting the comment according to the placeholder LSE$LINE_COMMENT. You cannot specify both the /LINE and /BLOCK qualifiers.