Please capitalize where necessary: before you can open a oct file, you'll need to figure out what kind of file the oct file extension refers to.
A: Before you can open a OCT file, you'll need to figure out what kind of file the OCT file extension refers to.

Please capitalize where necessary: 1 year ago 15:23 analdin deepthroat, big tits, close up, ass to mouth
A: 1 year ago 15:23 Analdin deepthroat, big tits, close up, ass to mouth

Please capitalize where necessary: 27. a new definition of boundaries?
A: 27. A new definition of boundaries?

Please capitalize where necessary: radioactively tagged pesticide mixed with formulated pesticide was added to selected columns and 3 irrigation events were performed.
A:
Radioactively tagged pesticide mixed with formulated pesticide was added to selected columns and 3 irrigation events were performed.