A is the answer hope i helped
Under the leadership of Mikhail Gorbachev, the doctrine of perestroika called for "<span>A. Openness in communication", since the "closed off" Soviet Tactics of the past were clearly not working by the 1980s.</span>
Answer:
ok i rlly hope this helps
Explanation:
mass/volume=density
.0057/.0235
=.2425531915 kg/L
=.24 kg/L
