Why Should We Adopt the Culture of the Company We

Why should we adopt the culture of the company we are merging with?  Their values and principles rub me the wrong way. This employee statement reflects which of the following reasons for resisting change? 

A) threat to one's self interest
B) uncertainty
C) lack of confidence that change will succeed
D) lack of conviction that change is necessary
E) distrust of leadership
F) threat to personal values
G) fear of being manipulated