I think it is at least B sorry if not correct
Due to the bilateral economic relation and trade promotion agreement the us get involved with columbia.
<u>Explanation:</u>
- The Columbia is said to be one of the primary partners in trade with the US by the Columbia trade promotion agreement. After independence from Spain in 1822, Columbia established a bilateral relationship with the united states as it was a middle-income country on that times.
- The united states and Columbia is said to be a member in a lot of international organization jointly and signed agreement on environment protection science and technology and civil aviation.
<h2><u>Answer:</u></h2>
Mary Mallon (September 23, 1869 – November 11, 1938), otherwise called Typhoid Mary, was an Irish-American cook. She was the main individual in the United States distinguished as an asymptomatic bearer of the pathogen related with typhoid fever.
Karl Joseph Eberth was the first to portray the bacillus that was suspected to cause typhoid in 1880. After four years, Georg Gaffky was a pathologist that affirmed this connection, naming the bacillus Eberthella typhi, which is referred to today as Salmonella enterica.
Typhoid fever is brought about by the bacterium Salmonella typhi, and is spread through sullied sustenance or beverages. Since Salmonella typhi is shed from the body through defecation, a contaminated individual can then effectively transmit the malady if getting ready sustenance without being legitimately cleaned.
Answer:
Ponder, wonder about, question.
Explanation:
She doesn't know why master is careful of her. By saying that it "may be safely left to conjecture," she means that it's something she'll have to think about. She doesn't know, so she'll have to continue to think and question <em>why</em> master is being so careful of her.