What will be the output of the following REXX code snippet?
IF 'Hello' = 'HELLO' THEN
SAY 'Hello world'
SAY 'Both are equal'
ELSE
SAY 'Both are not equal'
Both are not equal
It will display 'Both are equal' followed by an error message saying 'unexpected THEN or ELSE'
It will display only the error message 'unexpected THEN or ELSE'
The program will run fine & it will display 'Hello world' followed by 'Both are equal'.