Simply the Best
Below are several attempts at building the circuit above. Assume the positive side of the Voltage source in the schematic is wired up to the red power supply rails (off camera), and the negative side of the Voltage source is wired up to the blue power supply rails (off camera) in all images below.
Circuit A

Circuit B

Circuit C

Circuit D

Circuit E

Circuit F

Circuit G

Circuit H

Enter the letters corresponding to all correct circuit implementations from above, with no punctuation. For example, if circuits H, M, and P are correct, enter HMP.