The Following Questions Refer to the Excerpt Below

The following questions refer to the excerpt below.
"As the frontier of white settlement expanded westward and Iroquois war parties followed the warrior path to the southeastern tribes,the two forces inevitably clashed...But [the English] wanted the confederacy tied to the British interest exclusively…[and accepted that in the short term] an accommodation [treaty] would prove cheaper than a war… That summer of 1760 witnessed a high watermark in Indian affairs. Canada passed into English hands;the ancient regime ceased to rule New France… English traders no longer had French rivals… The Six Nations and their tributaries had fallen from the position of balancing power between rival nations."
William Nelson Fenton,The Great Law and the Longhouse: A Political History of the Iroquois Confederacy,1998
-Which of the following motivations best explains the Iroquois willingness to enter into agreements with the British?

A) To disrupt French fur trading networks in traditional Iroquois hunting grounds
B) To support the expansion of white settlements on terms favorable to the tribe
C) To allow for cultural assimilation between the Iroquois and the British colonists
D) To use the alliance to establish a basis for protecting tribal land claims