In terms of the theory of natural selection, which explains why giraffes have come to have such long necks? O Stretching to get food in high trees made their necks longer, and this trait was passed to offspring Giraffes prefer other giraffes that have long necks as their mates. O Giraffe food contains hormones that cause their vertebrae to lengthen. O Giraffes born with the longest necks stayed alive when food was scarce and passed this trait on to their offspring,​

the answer is a and have a great day

b.

the accuracy of the data.

answer: any goods being imported from another country may be subject to issued by the federal government are tariffs

explanation:  

tariffs are a tax on anything that are imported from abroad. government use them to protect and boost their local industries and the thought is that they encourage consumers to buy local instead of importing and they will hope will protect jobs and economy in the country that implements them