Which part of the federal government is not mentioned in the constitution but, by custom, has affected the impact of the constitution?
a. the cabinet
b. the supreme court
c. the executive branch
d. the congress

I think cabinet is the right answer ☺

one of these is the rhoticity common in most american accents, because in the 17th century, when english was brought to the americas, most english in england was also rhotic.

a historian who compares the expansion of political systems to the expansion of economic systems to the expansion of economic systems is organizing history by theme.

hope this : d