Evaluate the effects of the government’s removal policy on the American Indian tribes of the Southeast. What problems and conflicts did these tribes face because of removal?

sentence lenght varies according to word choice.you select which word to use and that will require to use other expressions that collocate with the word chosen.sentence length will vary   according to the choice of words you make to express your ideas.  

the right answer is b

the unique function that the video specifically ascribes to sins near tunnels is "prohibiting certain cargo". tunnels have specific control signs such as minimum and maximum speed, the appropriate use of headlight and prohibited cargo. for your own safety it is important you understand the signs when approaching a tunnel.

the answer is c. at least that's what i got.

-eliza