i have two columns
type has a dropdown having => w,s,a
month has a dropdown having => 3,4
3 is marvh and 4 is april
i want to validate column month in a way that when i select "a" in type, in month dropdown only month 4 should be available
"s" should have both 3,4 in dropdown of month column
"w" should have only 3 in dropdown of month column