Question

which sentence is an example of the word \efficient\?
a suzy kept trying to study for her history test, but she could not focus at all this evening.
b suzy focused and was able to study for her history test and do her math homework before bedtime.

Explanation:

The word "efficient" means achieving a goal with minimal wasted effort or time. Option A describes someone who can't focus and gets nothing done, which is the opposite. Option B shows Suzy using her time well to complete two tasks before bedtime, fitting the definition of efficient.

Answer:

B. Suzy focused and was able to study for her history test and do her math homework before bedtime.