Silver-oxide cells and mercury cells offer the following advantage/advantages:
A) high capacity in comparison with their size
B) long shelf life
C) are small enough to be used in watches, hearing aids, etc.
D) each of the above

Question

Quizplus · Accepted Answer

Both silver-oxide cells and mercury cells have high capacity compared to their size, long shelf life, and are small enough to be used in watches, hearing aids, and other small electronic devices. Therefore, the correct answer is D.

Silver-Oxide Cells and Mercury Cells Offer the Following Advantage/advantages