Both Germany and the UK have well industrialized economic systems since the UK was the first to develop the Industrial Revolution with its use of factories and socialized labour and the use of coal and the development of steel making, textiles etc and Germany was not far behind.
The correct answer would be A. the Legislative Power of the 3 branches of the government.
Because the presidential power is held under the Executive Branch, the answers would not be b, c, or d since all of those powers are under the executive branch. The president is granted the power of the military under the first article of the US Constitution which states all the powers of the Executive.