What is an example of rapid evolution? 1 point
A giraffes necks lengthening
B birds developing shorter beaks
C butterflies changing from a worm to a caterpillar
D bacteria becoming resistant to antibiotics

The answer should be B. Sorry if I’m wrong-

The proton has a positive charge while the neutron has no charge they both make up the nucleus of the atom while the elections have a negative charge and surround the nucleus of the atom. the protons and electrons are used to calculate the atom's mass whereas the neutrons don't affect the mass