You're using a simple L network to match a load (dashed box) to 50 ohms at 10.1MHz. The load looks like 90 ohms in series with Xc=40 ohms. What do L and C need to be?

L=1.70uH, C=32pF

L=850nH, C=90pF

L=470nH, C=250pF

L=1.50uH, C=360pF

Answer: L=850nH, C=90pF