Which is a true statement?

A. The nucleus is found in the center of atoms and contain protons and electrons
B. The nucleus is found in the center of atoms and contains protons and neutrons
C. Electrons have a neutral charge
D. Neutrons have a negative charge

PLEASE HELP D:

Looking at this barometer, is the air pressure high or low? what type of weather would you expect? high, bad low, bad high, good low, good

What is the rate of 12 liters of water moving through a water hose in 4.0 minutes?

Although longitudinal waves can travel through all media types what is the disadvantage of this type of wave transmission? a) he efficiency of he wave transmission is greatly diminished as the media becomes less dense b) the oscillation of one set of particles has a huge impact on neighboring particles c) particles become too close together as they bump into each other making it more likely to hit other particles down the line