Due to the fact that the demand for tea was very high in the 19th century

A. It was not until the 19th century that the demand for tea started to increase.

B. It was its astronomical price which decreased the demand for tea in the 19th century.

C. In the 19th century the price for tea didn't increase despite the demand.

D. The demand for tea was so high in the 19th century that its price was enormous.