Which sentence contains an incorrect possessive form
a. everyone's coats are in the hall closet
b. the most creative costumes of the night are theirs'
c. is that somebody's phone on the floor
d. the cat has been chasing its tail all morning
i think a

answer = d. hope this . : -d

a. the idea that women need protection from men is a myth.

a constant variable, normally called a controlled variable, is the term for a variable that remains constant throughout an experiment, though other variables may change. an example is the water pressure for a faucet when measuring the amount of water released when the faucet is opened to various increments.

evinesance? the lead singers a woman.