It is necessary so when conducting your answer or summary you have enough reason and evidence to support it
D. Mr Peat :) Hope it helps
Answer:
The flowers beautiful petals were softer than silk
<em><u>The future of transportation involves moving into new, smarter sources of energy, modes of transport and physical and technological infrastructure to support these transportation innovations. Three common themes in transportation innovation are: smart technology. electrification</u></em>
