If a number is chosen at random from the set {x: 4 \(\leq x \leq 45\)}. Find the probability that it is a multiple of 3 or a multiple of 4

• A.\(\frac{1}{12}\)
• B.\(\frac{5}{12}\)
• C.\(\frac{7}{2}\)
• D.\(\frac{11}{12}\)