Please answer asap

Piper Rockelle or Elliana Walmsley

Which of the following discoveries would be most likely to cause a scientific paradigm shift? a. the discovery of more rings around uranus b. the discovery of a new pathogenic virus transmitted by mosquitoes c. the discovery that a dormant volcano is showing signs of activity d. the discovery of a new species of salamander in the amazon rainforest e. the discovery that excess heat is radiating from the center of the earth and causing global climate change

At what age must a person begin receiving their roth 401(k) payments?

Astudent answers 86 problems on a test correctly and receives a grade of 98% how many problems were worth the same number of points