What is the risk of post-partum psychosis in the following scenarios?

1) A healthy 27 year old woman in her first pregnancy with no personal or family history of mental illness

2) A 27 year old woman with a history of bipolar disorder type 1 but no family history of post-partum mental illness

A) 1 in 50,000

B) 1 in 25,000

C) 1 in 10,000

D) 1 in 1000

E) 1 in 5,000

F) 3 in 1000

G) 3 in 100

H) 1 in 10

I) 1 in 5

J) 1 in 2