Find the Distance D(P1, P2) Between the Points P1 and P2

Multiple Choice

Find the distance d(P1, P2) between the points P1 and P2.
- $\mathrm { P } _ { 1 } = ( 0.3 , - 0.2 ) ; \mathrm { P } _ { 2 } = ( 2.1 , - 1.3 )$ Round to three decimal places, if necessary.

A) $2.21$
B) $2.11$
C) $6.671$
D) $14.5$