According to the textbook, Iceland's proposed hydrogen economy is driven by all of the following EXCEPT:

A. recent developments in hydrogen fuel cells.

B. the movement to combat global climate change.

C. concerns over the price and supply of oil.

D. ethnic pride.

is it D

I agree.

To determine the correct answer, we need to assess each option against the statement given in the question. According to the question, we are looking for the option that is NOT driving Iceland's proposed hydrogen economy.

A. Recent developments in hydrogen fuel cells: This option suggests that advancements in hydrogen fuel cells are a driving force behind Iceland's proposed hydrogen economy. Since Iceland intends to utilize hydrogen fuel cells as an alternative energy source, this option aligns with the statement.

B. The movement to combat global climate change: This option implies that the campaign against global climate change is a motivating factor for Iceland's hydrogen economy. Since hydrogen is considered a clean fuel source that can help reduce greenhouse gas emissions, this option aligns with the statement.

C. Concerns over the price and supply of oil: This option implies that Iceland's hydrogen economy is driven by concerns about the cost and availability of oil. Since hydrogen is being sought as an alternative to oil, particularly for transportation, this option aligns with the statement.

D. Ethnic pride: This option suggests that Iceland's proposed hydrogen economy is driven by ethnic pride. However, there is no mention of ethnic pride or cultural factors in the question. Therefore, this option does not align with the statement.

Based on this analysis, we can conclude that the correct answer is D. Ethnic pride.