ASAP What is the Isthmus of Panama?

a flat basin in Central America
a mountainous area in South America
a narrow land bridge in Central America
an area of high elevation in South America

Me < 3 there are multiple ‘3rd party’ political parties in the us. what are the benefits of having 3rd parties? what are the disadvantages of being a member of one? would the u.s. benefit if there were more 3rd parties created, more support for the current ones, or would it be best to get rid of them altogether? why?

What document does the second paragraph of the declaration of independence echo

Which diagram most accurately explains changes in media over time