Most any of the name-brand carbon arrows made today are an excellent choice and will hold up very well to practice shooting without needing to be straightened. Make sure you get the right spine stiffness for your bowand get them cut to the appropriate length for your draw.
As far as broad heads go, ask5 people and you'll probably get5 different answers. A short, small diameter fixed blade headsuch as a Slick-Trick or NAP Nitron will fly nearly identical to a field point as will most of the mechanical heads without needing to change your pins for hunting. Do a search here as there are quite a few threads regarding broadhead choice.