Two samples of double-stranded DNA have been prepared. Nucleotide analysis reveals that sample 1 is found to be 21% A, while sample 2 is 26% G. Knowing this, which of the following statements is true?

Sample 1 has a higher AT content than Sample 2.

Sample 1 is 29% T.

Sample 2 will melt at a lower temperature than Sample 1.

Sample 1 is complementary to Sample 2.