Question

which is the largest unit out of astronomicalunit,light year qnd parsec?

Answer 1

PARSEC IS THE LARGEST UNIT TO MEASURE LARGE DISTANCE

1 Parsec -- 3.26 light year

astronomical unit --
$1.5 \times {10}^{11} m$

Answer 2

parsec is the largest unit of astromical. parsec is define as distance perpendicular to earth's orbit for which distance from earth to sun subtended as 1 arc sec