If the price of Sprite increases, the demand for a substitute good like 7-up will increase too, because people will seek for a substitute product to replace Sprite.
<u>Law of demand</u> explains the higher the price of a good, the less people will demand it (or avoid it), and will seek others to replace it.
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.
I'd say d. The religious freedoms because of,
"Traditionally, Isabella has been regarded as the living symbol of the religious awakening in Spain, but an examination of the letters exchanged between the king and the queen shows that they acted in perfect accord, moved by the same fanatical urge."
