Apprentices proved to a guild that they had mastered their trade by + A. showing them their masterpiece.
B. paying high taxes to the guild.
C. competing in a guild contest.
D. selling their items in a market.

At 3476 kilometer the moon's diameter is slightly less than the distance across from what

The controlled use of fire by hominids: (a) limited the expansion of hominids into certain environments, such as dry grasslands. (b) decreased the amount of food energy available in the hominid diet. (c) contributed to geographical expansion and food production techniques in positive ways. (d) has been shown to contribute little to the digestive process of hominids.

When arriving at a navigation lock what is the order of priority