It is advantageous for grazing mammals to gather in groups because groups

a. can make the available food resources last longer.

b. can migrate more easily than individuals can.

c. are more difficult for predators to locate than individuals are.

d. offer greater protection from predation.

a. as the temperature increases, the kinetic energy of the gas molecules increases & the molecules move faster & further away from each other.

b. if you decrease the temperature of a fixed amount of gas at constant pressure, the combined gas law reduces to charles's law. in this case, volume will also decrease.