The correct option is
A 109,480 steps
Say:
1. The number of steps walked by Jane and Jax are given.
Steps:
1. What do we need to determine?
a. The number of steps walked by Jax
2. How will you determine it?
a. By adding steps (87,493) walked by Jane and the extra steps (twenty-one thousand nine hundred eighty-seven) walked by Jax.
3. What is the standard form of twenty-one thousand nine hundred eighty-seven?
a. 21,987.(WB1)
4. What are the two standard numbers we have now?
a. 87,493 and 21,987.
5. How many steps does Jax walk?
a. 87,493 + more steps walked by Jax = 87,493 + 21,987 = 109,480(WB2)
Hence, Option B is correct.
WB:
(WB1)