Answer:
To provide a possible solution for the future.
Explanation:
<h2>
Answer:</h2><h2>
A x b's daughter</h2><h2>
B x C's mum</h2><h2>
D x C's bro</h2>
<h2 /><h2> D and A are Siblings: Because, A and C have one mum...</h2>
they should go because it may be of good to them
