IF YOU WANT POINTS HERE YOU ARE

PART 2-

6-Tt

7-Hh

8-Cc

PART 3-

9- widows peak= Pp,PP       no widows peak= pp

10- No hitchhikers thumb= Hh, HH       hitchhikers thumb= hh

PART 4-

11- look at the green punnet square picture 50%  are round

12- and I don't know this one sorry :(

Explanation:

hope this helps

you didn't give any options but heres what i can tell you: an inference is likely to change based on additional observations. the latter is something that you have seen or sensed using your sensory organs while the former is like a conclusion out from what you have observed.