Which whorl of a flower contains anthers and filaments?
A - Stamen
B - Stigma
C - Gynoecium
D - Calyx
E - Androecium
Answer: E - Androecium
The ANDROECIUM is the whorl that contains the male parts (stamen, filaments, and anthers).
The STAMEN is the main structure and contains the FILAMENTS (slender stalks of the stamen) and ANTHERS (the top of the stamen that contains pollen).