In sodium-dependent glucose transport, i.e., symport or co-transport

Options

A. `Na^(+)` is transported passively from the lumen into the gut, glucose is transported against concentration gradient
B. `Na^(+)` and glucose both are transported actively into the gut from lumen
C. `Na^(+)` and glucose both are transported passively
D. `Na^(+)` is transported actively and glucose passively

Answer

A