This is a way to estimate the order of geologic events by using rock layers, index fossils, or other methods.

the correct answer, according to e2020, is the second choice there is an occluded front in region a and a cold front in region b.

correct answer: false

while planning water activities, it is very important to consider the weather, because if we do not plan and are going for a surf, then it might be that the hurricane came and drown us or may carry us to long distance from where we can not come back. there are many reasons to take information about the weather when we are planning any water activities.

hence, the correct answer would be false.