Unprotected sex, but spotting, Am i pregnant

Patient: Dear as the doctor,Me and my boyfriend had unprotected sex on nov. 25, 26 and on Dec. 3. I got my period on Nov 10. my cycle lenght is around 30 day for my next menstrual period. But I started to spot on Dec 5 thru Dec.7. I would like to know if there a chance that im might be pregnant?