CHOICE Marks the beginning of a CHOICE statement. OF Is an optional language element you can use to clarify syntax. boolean-expression Is a Boolean expression. THEN Is an optional language element you can use to clarify syntax. statement Is a simple or compound statement you want DEC DATATRIEVE to execute if the corresponding Boolean expression evaluates to true. ELSE statement-n Specifies the statement you want DEC DATATRIEVE to execute if all the preceding Boolean expressions evaluate to false. END_CHOICE Marks the end of the CHOICE statement.