What is a preposition

Choose the letter of the sentence in which the word is incorrect. however good the intentions, ethenasia is extremely controversial. the lawyers strong statement supporting euthanasia won the sympathy of the jury. her euthanasia for sailing led to a year long yachting trip.

Find the center and the radius of the circle with the equation: x^-2x+y^2+4y+1=0

30 points and brainlest answer if righta just got divorced, he losted his house, his keys, and his phone. what did he lose first?