Adjustment of Status - I-485

Just an update on my case I went to my marriage based interview last Thursday January 17th my appointment was 7:15 am I arrive 10 mins before 7 ...I had my attorney with me also my interview started around 7:36 and finish in less than 30 mins...officer ask not much question but ask my husband the most ...he asked him when is my birthday? What year did I get my state ID? when is my sons birthday and what’s his real name? He also ask my husband if he knows the father of my child I also had a school certificate with me at the interview he took a look at it and asked my husband if knows about me going to school ...he ask me the petitioner what’s my address and yes and no questions which one of the question on the paper he asked if I had public assistance I said yes I have wic for the baby...he took a look at my photo album he didn’t took any photos and he look at our evidence i had a lot receipts,joint life Insurance joint health insurance joint credit card beneficiary on savings account husband listed as emergency contact at health center name is listed as pick up jr at my son school ..however , he didn’t look at alll but he took a copy of a receipt and my joint sponsor last pay stubs he asked if I had a medical exam because the ones I submitted are expire he said everything went well he would have approved me on spot but I have to hand deliver a new form of I693 I left with a paper saying case will be reviewed ..oh yeah I forget I did finger prints and took my picture for background checks..however I’ve never done a crime before so I know I’m clean ..today I receive a mail from Uscis they gave me a date to come in and drop off my new medical exam after receiving they will make a decision well I’m think I’m already approve they just want my medical .