(Help please) ive gone braindead

1) b] X, W, Z, Y

2) a] W

3) b] On top and left of the box.

4) c] A child always inherits one dominant and one recessive allele.

it would affect precipitation by causing flooding in some areas of the world due to climate increasing, causing the glaciers in the northern and southern pole of our planet to melt.

i wish you would have provided choices to simplify it and allow me to give an exact answer.

i think the answer is gold im not entirely sure