please help, i am very dumb lol. will mark brainliest please only answer if you know thank you soo much i appreciate it

B)

Explanation:

This is the only one that can be tested. A) Vampires are fictional, therefore cannot be tested. C) You cannot test something that happened yesterday especially if you don't have a photo. D) this is a personal preference.

d) post-world war i

president thomas jefferson hoped that the embargo act of 1807 would the united states by demonstrating to britain and france their dependence on american goods, convincing them to respect american neutrality and stop impressing american seamen. instead, the act had a devastating effect on american trade.