Find the sum of 5m + 3n + p, -5p + 3n, and 2n - m.
-4m + 8n - 4p
4m + 8n + 4p
4m - 8n - 4p
4m + 8n - 4p
-4m + 8n - 4p
4m + 8n + 4p
4m - 8n - 4p
4m + 8n - 4p