I’ve usually seen them both conditionalized, implicitly or explicitly.
The conjunctive argument is often presented something like “you need all of A,B,C,… . A is moderately likely, and even when A is true then B is moderately likely, and when … . But this means that the end result is not likely at all!”
Similarly for disjunctive: “Any of A,B,C… is sufficient. A is moderately likely, and even if A isn’t true then B is moderately likely, … . So the end result is very likely!”
I’ve usually seen them both conditionalized, implicitly or explicitly.
The conjunctive argument is often presented something like “you need all of A,B,C,… . A is moderately likely, and even when A is true then B is moderately likely, and when … . But this means that the end result is not likely at all!”
Similarly for disjunctive: “Any of A,B,C… is sufficient. A is moderately likely, and even if A isn’t true then B is moderately likely, … . So the end result is very likely!”