[OU.04]What type of galaxy is described as having a circular shape with most of the objects concentrated around its center? spiral elliptical irregular barred spiral

The correct answer would be a barred spiral as it mentions an elongated spiral, so it is not a regular spiral galaxy. So the correct answer would be D

Explanation:

4.04 notes

answer: 2×10^-2kg

explanation: density= mass per volume

vol=mass/density

converting to s.i units we have;

3÷1000kg = 0.003

1.5÷100m = 0.15

0.003/0.15 = 0.02kg