Under Conditions Such as High Humidity, Transpiration Can Be Limiting

Multiple Choice

Under conditions such as high humidity, transpiration can be limiting. Under such conditions, what important role would a pore-like structure play, and what is the name of such a structure?

A) It would help maintain ion transport via pores called hydathodes.
B) It would help maintain osmotic potential via pores called ion-channels.
C) It would help maintain water movement and therefore ion transport via pores called hydrophores.
D) It would help maintain a negative membrane potential via pores called symplasts.
E) It would help maintain diffusion gradients via pores called antiports.