A student is revising an essay. Complete the paragraph by choosing the option from each drop-down menu that uses the correct conventions.

Because learning online has become so
learning methods are in danger of becoming an antiquated part of society. The rise in online learning is the viability of institutions that have long served as a primary option of education. In addition to many job losses, other dangers are looming due to abundance of online schools. According to research by , students who attended online schools had shorter attention span than those who attended traditional schools.

Because learning online has become so popular, traditional learning methods are in danger of becoming an antiquated part of society. The rise in online learning is threatening the viability of institutions that have long served as a primary option of education. In addition to many job losses, other dangers are looming due to the abundance of online schools. According to research by [insert researcher's name], students who attended online schools had a shorter attention span than those who attended traditional schools.