Denise’s scores on her math assignments were 91, 87, 100, 88, 95, and 91. If she earns scores of 98, 100, 88, and 86 on her next four assignments, how will the median of all of her scores be affected?

The median score will increase from 91 to 93.
The median score will remain the same at 91.
The median score will remain the same at 94.
The median score will decrease from 94 to 91.