Answer:
The correct answer is - a diverging lens, to fix her farsightedness.
Step-by-step explanation:
Farsightedness or hyperopia is a type of vision condition. It is one of the common vision conditions in which an individual can see the distant objects clearly but objects nearby are blurry or not clear. Nearsightedness is the opposite condition of farsightedness.
In this case, Carlotta can not see the words of the book clearly but able to see s sign across the road which means she has a farsightedness condition. In farsightedness condition, the lens used to correct the vision is the diverging lens.