Explanation:
the answer and the working out is shown above, hope it helps.
Answer:
Step 1: The answer is option (b) NaOEt
Step 2: The answer is option (k) OH-, H2O, heat then H3O
Step 3: The answer is option (a) heat, -CO2
Step 4: na (no reagent)
Explanation:
See the attached file for the explanation.
The answer would be B: Walking instead of driving a car to get to the library.
Explanation: Walking instead of driving conserves gas and puts less fumes into the environment.