How is it that DNA knows which specific amino acids, proteins, or enzymes to create?

How is it that DNA knows which specific amino acids, proteins, or enzymes to create?
 
  a. The number of chromosomes that makes up the DNA strand determines this outcome.
 b. The length of the DNA strand, determined by the number of genes on the strand, produces the specific outcome.
  c. The combination of XX and XY chromosomes in the DNA strand determines this outcome.
 d. The order in which the four nucleotide bases occur in the DNA strand results in the specific production outcomes.

Question 2

The parental technique of power assertion is associated with
 
  a. greater acceptance by peers.
  b. lowered rates of antisocial behavior.
  c. interpersonal problems.
  d. long-term compliance with parental requests.

Question 3

Which of the following is NOT one of the chemical compounds that makes up a strand of DNA?
 
  a. depranine
  b. adenine
 c. thymine
 d. cytosine