Complete the following Questions 1. Mellision Petroleum Services Limited operates in 12 countries around the globe.
Select the means of communication that you consider most appropriate for each of the
following situations. You must justify your choice.
a) To inform all employees about the appointment of a new chief executive officer.
b) To transmit signed contracts to the head office
c) For the human resource managers of the 12 branches to collaboratively prepare a
new employee handbook.​

Plz mark brainliest 30 points1) find the momentum of a 12 kg snowball that is rolling with a velocity of 9 m/s.2) an 8 ball with a mass of .5 kg is sitting at rest. it is hit by the cue ball (1 kg) traveling at 2.5 m/s. if the cue ball is at rest after the collision, how fast is the 8 ball traveling after the collision? 3) two football players are running toward each other. if the offensive player is 75 kg and is running 8 m/s, how fast must the 60 kg defensive player run in order for the two players to hit and stop?