Student or Learner
Question 1: Are the following two sentences completely interchangeable, or could they have different meanings?
A. His arrival has also made a controversy.
B. His arrival also has made a controversy.
Question 2: When I see sentences like these (above) in separation, I can imagine two different situations.
C. His arrival has caused a few different things, one of them being the controversy.
D. A few different things have resulted in a controversy, one of them being his arrival.
So, are there any correspondences between the two sentences above and the two situations below?