A or T ka kiya rishta howa ?

“A” ki Biwi “B”,
“B” ki Bhabhi “C”,
“C” ki beti “V”,
“V” ka dada “G”
“G” ki biwi “K”,
“K” ki beti “T”,
To batao ‘A” or “T”
ka kya rishta ha ???
Answer= Husband & Wife