On June 7, 1776, Richard Henry Lee introduced a motion in Congress to declare independence. Other members of Congress were amenable but thought some colonies not quite ready. However, Congress did form a committee to draft a declaration of independence and assigned this duty to Thomas Jefferson. I felt that this question was more of a opinion question but this is what I think.
I had the same question. It is not B it is D.
The U.S politicians and businessmen worried about the foreign nations controlled economic development so they supported open door policy