Answer:
7
Explanation:it takes one year for the earth to orbit the earth and there are four seasons.
Perch have paired pectoral and pelvic fins, and two dorsal fins, the first one spiny and the second soft. These two fins can be separate or joined.
Pretty sure it's basically saying to answer it for yourself and 3 other people. So for the tongue roll, on self, if you can roll your tongue say yes, for subject 1, ask another person, if they can say yes, if subject 2 (another person) can't, say no, and so on.