Answer:
1. A)
2. D)
Explanation:
1. A)
When all the forces that act upon an object are balanced, then the object is said to be in a state of equilibrium.
2. D)
A single force can be resolved (broken down) into two component forces at right angles to each other.
Start at the beginning of the line (look at the arrow for the direction), travel horizontally towards to end of the line, then vertically towards the end of the line.