poor or similar word choice. such as using the wrong they, they're, their is the most common typo
Child bearer is another term for a mother. Like "birth giver" "mother" ect.
Yes, you can use it in a sentence.
"She is adopted but the kind woman in the red dress is the child bearer."
"Susan is a child bearer of the sweet little girl."
I have no idea if these are even good examples, but it is a strange phrase anyways, I hope I helped.
I believe the answer is 14. you multiply 4*3 then add 2. hope this helps, have an amazing day :)
The last answer I'm not sure of this