ngobaotrung wrote:
The Iroquois were primarily planters, but supplementing their cultivation of maize, squash, and beans with fishing and hunting.
(A) but supplementing
(B) and had supplemented
(C) and even though they supplemented
(D) although they supplemented
(E) but with supplementing
in A,
but is a conjuction connecting two similar form of entities. but can not work as an preposition. A is wrong
