Hello!
I need help to convert 3 columns in a list in a 4th column

Let me explain:
I have 3 columns A, B, C
I want to join them back in a list so column D would have the content of the 3 columns D1=A1 D2=B1 D3=C1 D4=A2 D5=B2 and so on

is this possible?

thanks