Respuesta :
The correct thing to do for Sandra is d.
Sandra should answer the easy questions first. Then she should go back and reevaluate the more difficult question.
This a basic technique to answer exams which uses the time in a smarter way and provides better results.
The other options are random suggestions that are not offering any kind of reliable apport.
Answer:
D is the Answer hope this helps.
Explanation:
Please mark me as brainliest please!!! Have a nice day!!