The rat. I don't know if you meant zodiac ANIMAL or astrology sign like aquaris for example. however the rat zodiac animal is defined as the weakest of all the zodiac animals.
Have a Merry Christmas,
Miri
30x Magnification I think hope that helped
Pretty sure it’s all of the above
D) covalent bond means the sharing of electrons and since its polar there is the more electronegative atom will attract the electron cloud so it’s shared unequally