Sodium-ion (Na+) Battery

Consider the following statements:

  1. A sodium-ion (Na+) battery is a kind of rechargeable battery which primarily relies on the movement of sodium ions between the positive and negative electrodes to work.
  2. Its working principle and cell construction are different from those of lithium-ion batteries.

Which of the above statement(s) is/are true?

A
1 only
B
2 only
C
Both 1 and 2
D
Neither 1 nor 2