I believe the closest antonym would be worsen
hope this helps
The electromagnetic radiation will be high because of the heavy internet usage and might lead to health problems such as a brain tumor and Skin Cancer. The HEV light emitted from the screen of a smartphone leads to severe eye-strain during long-time use and would slowly damage the retina.
What helped him continue working hard he probably is working through his bravery
Answer:
a,d are i think are the answer
