Help girls I need advice

Symone
Question plZ ladies sides of BB and nips have been hurting for the past 3days it's not as intense this morning as it was the other 3 days I think I Had the big O cd 17 or 18 because cd 19 i had No cm but it came bac as creamy cd 20 .. When can I test is this a Prego symptom? And another question what do could I have ovulated if I suddenly had dry CM on CD19