Instruction: Parse the product information to locate the target attribute, and then provide the extracted value of the target attribute and its source in the output, specifying None if the attribute is not present.

Input:
Product title: Carter's Baby Girls' 4 Pack Print Bodysuits (Baby)
Product description: Carter's 4 Pack Print Bodysuits (Baby) - Assorted Carter's is the leading brand of children's clothing, gifts and accessories in America, selling more than 10 products for every child born in the U.S. Their designs are based on a heritage of quality and innovation that has earned them the trust of generations of families.
Product feature: MP Long Sleeve, Shipping Information: View shipping rates and policies, ASIN: B015ENHYWE, Date first listed on Amazon: September 15, 2015, Average Customer Review: 4.2 out of 5 stars 37 customer reviews
Product price: $16.99 - $19.99
Target attributes: Age Group
Answer: attribute: age group
value: baby
source: product description
attribute: age group
value: baby
source: product title