Cite Which Practice Test Each Question Is From

Hey,

I like a lot of the features of this study tool, specifically that you can drill down on various question types but it would be really helpful to know exactly which practice test each question is drawn from. I do a lot of self-guided study outside of this platform and it would be nice to know when I will be seeing questions I have already done. 

Also, it would be great if there was an option to do a whole section (i.e. reading comp, analytical reasoning, logical reasoning) without having to take a whole practice test. Being able to drill certain question types is great but practicing entire sections under a timed element is also very helpful in preparing for test day. 

Thanks!