The fluid-filled chamber which provides a "home" for the developing fetus, as well as insulation from infection and harm, is the:

Amniotic sac

Explanation:

The amniotic sac is the fluid-filled chamber which provides a "home" for the developing fetus, as well as protection from infection and danger

answer; cultural trait;

which of the following is a subsurface event that takes place during the rock cycle?