Which sequence correctly shows how stars form?
a

nebula forms → nebula collapses → protostar forms → fusion begins
b

protostar forms → nebula forms → fusion begins → nebula collapses
c


fusion begins → nebula forms → protostar forms → nebula collapses
d

nebula forms → protostar forms → nebula collapses → fusion begins



Answer :

the correct answer is nebula forms → nebula collapses → protostar forms → fusion begins

Answer:

The correct answer is B

Explanation: