In the US,According to the 2018 Transgender Offender Manual,what Is the Stated

In the U.S.,according to the 2018 Transgender Offender Manual,what is the stated policy for providing housing for transgender inmates?

A) Each inmate's gender identity determines how and where they will be housed.
B) Inmates' biological sex is the main determinant of how and where they will be housed.
C) Each inmate is allowed to choose to be housed either with his/her birth-assigned gender group,his/her chosen gender group,or other male-to-female or female-to male transsexuals.
D) none of these