The diagram shows the schematic symbol of a transistor. which is the correct label for the part of the transistor marked with an x

Can anybody me with this? ? (picture included.)

Imagine you are standing in the antarctic during the southern hemisphere summer. the sky is clear and blue. there are no clouds in the sky. your shadow is cast on the icy ground. what is the color of the shadow?

See the attachment and solve question 5th