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75 - ATPL - Which statement is correct in respect of CL and angle of attack?

Question 75 - Principles of Flight - ATPL - Airline Transport Pilot license

For a symmetrical aerofoil, if the angle of attack is zero, CL is not zero.
For an asymmetrical aerofoil, if the angle of attack is zero, CL is zero.
For a symmetrical aerofoil, if the angle of attack is zero, CL is zero.
For an asymmetrical aerofoil with positive camber, if the angle of attack is greater than zero, CL is zero.

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