ACCorDing to thE pAssAgE, slAtEr wAs AttrACtED to thE Almy AnD Brown mill BECAusE______.
A．thEy wErE in pAwtuCkEt
B．thEy wErE innovAtivE AnD hAD ADvAnCED mAChinEs
C．hE DiD not hAvE to hAvE A ContrACt
D．thEy EmployED proFEssionAl EnginEErs