Which statements include two quantities in the real world that are additive inverses?
select each answer that is correct.
a. a hot-air balloon ascends 2000 ft from the ground and then descends 2000 ft.
b. noa hiked 2 mi up a mountain trail and then hiked 2 mi down the trail.
c. daniella overdraws her account by $70 and then deposits $100 in the account.
d. a lithium ion has 3 positively charged protons and 2 negatively charged electrons.