A. reliable because he is performing his task... presenting the material to the audience instead of forming bias
1.My new assistant can type very well but he hasn’t much experience with computer.
2. I found useful acting website and shared with my friends.
3. I left my bag on the bus therefore I didn’t have a pencil.
4.This is a great opportunity which should not be lost.
5.This soup was too cold therefore I warmed it in the microwave.
WHAT EXPERT then I can help you
basically it awares the people about earthquake and have safety measures and precautions they need to take during the earthquake.