How did modern day scientists figure out that rodents and fleas were to blame for transmitting the plague? 1) Because they had nothing else to blame it on.

2)Because rats are so dirty, of course it HAD to be their fault.

3) Because there were more fleas back then compared to now.

4)Because many rats and marmots had the same symptoms as humans, and died in large numbers around the same time in history.

i cant if you dont give me the sentence or whatever.

man·u·script

/ˈmanyəˌskript/submit

noun

a book, document, or piece of music written by hand rather than typed or printed.

synonyms: document, text, script, paper, typescript

an author's text that has not yet been published.

thats all i can with. sorry. next time post the full question.

an expansion is one of two basic business cycle phases; the other is contraction. the transition from expansion to contraction is a peak, and the changeover from contraction to expansion is a trough.

may i have the answer choices?