Fundamental. Essential means necessary, primitive typically means ancient, and critical means important.
<h2>Answer:</h2><h2>Farmers who own modern equipment can perform 95% of repairs on their own. Frustrated with the problems associated with steam engines, John Froelich was convinced he could invent a better way. Even though the word tractor wasn't used in 1892, his gas-powered engine that drove backward and forward was exactly that.Aug 18, 2020</h2>
i know the second blank is more experienced military leaders, the first blank im not too sure on, but it is create a blockade at southern ports.
Kangawaya. I’m not really sure how to spell it out it basically said that China had to hand over Hong Kong and open up its trading ports and allow the sale of opium.