Answer:
1. d
2. b
3. A
4. C
Explanation:
i aint sure but i think this is it
Smokers may experience spontaneous recovery after they have quit smoking if they encounter specific triggers in their environment that they have originally associated with cravings for cigarettes. Even though their cravings may have been previously extinguished, specific triggers, such as stress, can cause the cravings to return.
