The maximum number of points of intersection of three lines drawn in a plane is

1. 1

2. 2

3. 3

4. 6

The minimum number of points of intersection of three lines drawn in a plane is

1. 0

2. 1

3. 2

4. 3

The number of diagonals of a triangle is

1. 0

2. 1

3. 2

4. 3

In a polygon with 5 sides, the number of diagonals is

1. 3

2. 4

3. 5

4. 10