Speaker a: we must fight to keep control of
jerusalem in the hands of those who
believe in allah.
speaker b: come and battle while there is still time
to protect the holy land where christ
walked.
speaker c: we must go forth to heal the split
between the churches.
speaker d: an investment in ships and knights will
yield control of profitable trade routes.

which speaker is expressing an economic motive
for the crusades?
(1) a (3) c
(2) b (4) d