Which of the following graphs does NOT represent non-uniform motion?

Which of the following motions does NOT represent non-uniform motion?

A. Walking in a crowded street.

B. A bus on a hilly track.

C. Earth revolving around the Sun.

Which of the following represent a non-uniform motion?

A. A car moving on a crowded street.

B. A person jogging in a park.

_____ is the indicator of the position as well as the rapidity of the object.

A body in uniform motion in one dimension moves from a position $x_1$ at time $t_1$ to another position $x_2$ at time $t_2$. Which of the following statement is wrong for this motion?

Which of the following statements are true in context of non-uniform motion?

A. In non-uniform motion, the object travels with a varied speed.

B. Non-uniform motion is also called accelerated motion.

Myra cycles to a friend's house $5 \mathrm{km}$ away to deliver a packet. She goes at a speed of $12 \mathrm{km}/\mathrm{h}$ and returns at a speed of $8 \mathrm{km}/\mathrm{h}$. Her average speed during the whole trip is_____