A very devout Jewish couple has decided to have a child and wish to undergo gene

A very devout Jewish couple has decided to have a child and wish to undergo genetic analysis prior to conceiving. Their tests reveal that they both are carriers of the gene for Tay-Sachs disease.
How would you explain to this couple what a genetically recessive disease is and what their chances of having an affected child, unaffected child, and carrier child are?
What types of things would you encourage the couple to consider as they choose whether or not to conceive?
APA format. A MINIMUM 500 (maximum 600) word count with TWO peer-reviewed references with publication dates that are less than five years.