Final answer:
The Era of Good Feelings refers to a period in American history during the Monroe administration when there was political harmony and a sense of unity and pride in the country. The option (B) is correct.
Step-by-step explanation:
The term Era of Good Feelings refers to the period of American history when there seemed to be political harmony during the Monroe administration. It marked the end of the War of 1812 and ushered in a time of heightened nationalism in the United States.
Americans celebrated James Monroe's presidency and there was a sense of unity and pride in the country. However, this era also saw ongoing debates and tensions, such as those related to tariffs, banking, internal improvements, slavery, and Indian removal. Therefore, option (B) is correct.