Answer
Possible lurking variables:
- The quality and the amount of food the women ate during the pregnancy.
- The genetics of parents.
Work Step by Step
Good quality food can cause one to have babies with a higher birth weight.
You need to log in to continue
You can help us out by revising, improving and updating this answer.
Update this answerAfter you claim an answer you’ll have 24 hours to send in a draft. An editor will review the submission and either publish your submission or provide feedback.