Analyze the web page below and answer the question that follows. which factor is a clue that the credibility of this source may be a problem? a. the web page is full of advertisements. b. there are no endangered tigers in india. c. the information is more than three years old and therefore definitely out of date. d. the article on the web page provides a link to another site, the indian tiger welfare society. select the best answer from the choices provided a b c d

here are some events that to cause increased conflict between the north and south

1) mexican cession- gaining modern day california, utah, arizona, and new mexico from mexico. caused southern and northern politicians to fight over whether or not there would be slavery in these newly acquired territories.

2) uncle tom's cabin- this famous book described the cruelty of slavery in the south during the antebellum period, causing more northerners to support abolition and southerners to resent the book as they felt it unfairly depicted southern society.

3) kansas- nebraska act- disagreements over whether or not kansas and nebraska would be free or slave states caused issues between northern and southern politicians in congress.

4) bleeding kansas- this fighting took place in kansas after congress allowed this territory to vote on whether or not they would have slavery. citizens were killed and buildings were destroyed during this fighting.

number 1 is a)