What parallel circuit results in the same impedance as a series circuit of 100 ohms and 100pF at 10MHz?

200 ohms//200pF

186 ohms//55pF

353 ohms//72pF

390 ohms//4.2uH


Answer: 353 ohms//72pF



The people who answered it right were:

G4AXX
DK8VS
DL4XX
W8AKR
9w2kg
Amanda Remus

Thanks to everyone who gave it a try.