Is (S, R) a poset if S is the set of all people in the world and (a, b) ∈ R, where a and b are people, if
a) a is no shorter than b?
b) a weighs more than b?
c) a = b or a is a descendant of b?
d) a and b do not have a common friend?

step-by-step explanation: 4 cause 2+2=4

with btw u said 100pts but it clearly says

i answerd and just got 10pts

no hate

multiplication is multiplication.   it might feel harder depending on what level of math you are in, but generally it will be the same old stuff, while implementing some new concepts and methods of solving work.

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