The correct answer is B) information technology.
The sector that contributed the most to Washington's GDP in 2013 was information technology, although agriculture has always been the most important economic contributor in the state of Washington.
The real GDP of the state of Washington in 2013 was $463,018 (Billions). Just to have a reference to compare, the GDP of the state in 2019 was $612,996 (Billions).
Agriculture is the "star" of the GDP in Washington. It averages $51 billion a year, being the major contributor to the economy, State registers indicate that more than 160,000 jobs are generated in the agriculture industry. This represents a major number of people compared to the people employed by companies such as Boing or Microsoft, the modern icons of the state.
The answer is professional people, artistions, and farmers. Hoped this helped!
This is a question with many answers, my personal answer would be
It isnt good to have trade as the building blocks of your nation. If your trade is cash crops and you get a drought, you will have nothing to trade. It isnt good to do such a thing because it isnt a reliable or fixed income.