What is the answer to code.org lesson 12 part 6?

a. 𝐴 = {𝑥 | 𝑥 ∈ ℕ and 5 < 𝑥 < 6}

b. 𝐵 = {0}

c. C is the set of odd natural numbers divisible by 2.

d. 𝐷 = { }

a. The set of all integers

b. The set of days in a week

c. 𝐴 = {𝑥 ∶ 𝑥 is a multiple of 5}

d. 𝐵 = {𝑥 ∶ 𝑥 ∈ 𝑍, 𝑥 < −1}

e. 𝐷 = {𝑥 ∶ 𝑥 is a Prime number}