How Could You Test Whether Male Dewlaps a Colourful Flap

Multiple Choice

How could you test whether male dewlaps a colourful flap of skin hanging from an anole lizard's throat) were an important cue for female egg production?

A) Remove dewlaps from courting males and measure corresponding female egg production.
B) Relate size of male dewlap to female dewlap.
C) Remove dewlaps from females and measure corresponding egg production.
D) All of the above answers apply.