Which option identifies how many premises and how many conclusions are present in the following argument? It is dangerous to drive on icy roads. The roads were icy yesterday, so it was dangerous to drive yesterday. Mary decided not to drive.

There is one premise and two conclusions

There are two premises and one conclusion

There are two premises and two conclusions

There are three premises and one conclusion

i wish i could with all of them i can barley see the first one so here's the answer to the first one b

the oldest known insects are believed to live around 400 millions ago as suggested by the fossil records.   some plants having woody stems also evolved during this time.

after the evolution of insects the first four legged species or the tetrapods evolved in shallow freshwater habitats from the intermediate species approximately 397 million years ago. the tetrapods went on conquering the land giving rise to amphibians, reptiles, mammals and birds.

the major split in tetrapods first occurred 340 million years ago branching off from amphibians.

363 million years ago when the carboniferous period began the insects started roaming on land and taking flights, following which the four limbed tetrapods adapted in the terrestrial habitat.

answer is d hope this