17, due to the gravitational forces and wind drag placed upon the arrow while it is in motion it will decrease the speed over a certain distance. Thus, resulting in the arrow to drop a little lower in height, hitting the bullseye.
B it's a vegstigial trait
Many biology texts today still refer to the appendix as a vestigial organ
Act
Cat
Gag
Tact
Those are the only ones I can find :/
