It's Right In Front Of You

Riddle: I am not visible, tangible, or corrupt. I am genuine, given, and real. It takes three of these to figure out what is left. What am I?

Answer: Right.

Source: https://www.riddles.com/7560

Riddle: I am not visible, tangible, or corrupt. I am genuine, given, and real. It takes three of these to figure out what is left. What am I? Answer: Right. — by Alonso Isaias Casas v1.

Riddle: I am not visible, tangible, or corrupt. I am genuine, given, and real. It takes three of these to figure out what is left. What am I? Answer: Right. — by Alonso Isaias Casas v2.