Ifferentiate between:
Local units and standard unit

Standard unit is a type of unit which we use to measure weight length and capacity of an object

Local until is a type of unit under identified geographical location

weather forecasts are done by collecting data about the current state of the atmosphere mainly the temperature, humidity and wind and using meteorology, to determine the atmosphere that evolves over time. the h and l mean the high and low pressure. the red strip is a warm front. the blue strip is a cold front. the blue and red strip is a stationary front. the purple strip is a occluded front.

explanation:

the answer is a. hope this .