12. When can a theory be revised? if the general public does not understand the theory

when a new scientist begins working on it

after 10 years

if new knowledge expands and corrects our understanding

if new knowledge expands and corrects our understanding

Explanation:

However, science is always changing. As new evidence is uncovered, a theory may be revised or replaced by a more useful explanation.

b is the correct answer

mark me brainliest and hope this

im not exactly sure but i think its b!