How can sentence 6 best be written? A He see that the mucus killed the bacteria growing in the dish.

B. He saw that the mucus killed the bacteria growing in the dish.

C. He seen that the mucus killed the bacteria growing in the dish.

D. He was seeing that the mucus killed the bacteria growing in the dish.

Which factors threaten the forests of north america?

David works in the police force. he is mainly in charge of crime prevention, detection, and maintaining order. he works at the rank of a .

On what political idea did president truman base the marshall plan? as economic aid increased in europe, the friendship of nations with the united states would increase. as peace throughout the world increased, the threat of another world war would decrease. as prosperity in europe increased, the threat of communism spreading would decrease. as the power of capitalism increased in europe, stalin's power in the soviet union would decrease.