Suppose relation $R(A,C)$ has the tuples: $(1,1),(1,2),$

$(2,2),(3,4),(4,2)$

And relation $J(B,V)$ has tuples: $(1,2),(2,3)$

Given the following relational algebra expression:

$($:$(R){}_{S(A,C)}(J)\}$

How many tuples would appear in the output relation $($using set semantics$)?$

None of these

$2$

$4$

$1$

$3$

$5$