Answer:
D - Economic issues were a problem during both presidencies.
Step-by-step explanation:
Gerald Ford was the 38th American president who served between 1947-1977, while Jim Carter was the 39th American President who served between 1977-1981. The major similarity between the presidency of Gerald Ford and Jimmy Carter was that during their tenure in office, economic issues was the biggest challenge they faced. For instance, during the tenure of Gerald Ford, America suffered severe recession and a high rate of unemployment. Also, during Jimmy Carter's regime, America also experienced very rough economic history with very high inflation, high interest rate, oil shortage and slow economic growth.
Stemming from the above, it will be safe to submit that the answer is D.