Answer:
Neutron stars are one of the possible ends for a star. They result from massive stars which have mass greater than 4 to 8 times that of our Sun. After these stars have finished burning their nuclear fuel, they undergo a supernova explosion. ... It collapses so much that protons and electrons combine to form neutrons.
The best way to solve a transportation problem, is to give the following information:
m= The number of sources.
n= The number of destinations.
The total quantity available at each source.
The total quantity required at each destination.
The cost of transportation of one unit of the commodity from each source to each destination.
The similarities between bones of humans and other animals shows that every living creature on earth has a common ancestor, even if that common ancestor is as simple as a sing-celled organism.