Answer: A They were to expensive to produce.
Explanation:
Africa was rich in natural resources. They wanted to establish colonies in Africa to extract them. There were also other reasons such as, nationalism, missionaries and ambition.
The world sorted by their gross domestic product per capita<span> at nominal values. This is the value of all final goods and services produced within a </span>nation<span> in a given year, converted at market exchange rates to current U.S. dollars, divided by the average (or mid-year) population for the same year.
I'm not sure if this is what your lookng for.</span>