A. Because an allusion is a reference to a known figure. All other sentences contain an allusion to famous musicians.
B.
Not A. because it isn't only for solving simple problems.
Not C. because it CAN work well with personal or school problems.
Not D. because you can't solve a problem before their is a problem.
I hope this helped.
I believe its five -The Romance Stage
The Power Struggle Stage
The Stability Stage
The Commitment Stage
The Co-Creation or Bliss
Answer:
Pizza has multiple layers onto one and it's affordable, but depending on the place you get it, pizza can be filled with grease, which is bad for your health. On the other hand, pasta is delicious and classy and is universally favored (except for people who dislike carbs). Pasta is healthy for you and it's easier to make (not from scratch though). I do not see the negative side of pasta, but that's all I got.
Explanation:
Natural selection is the process by which favorable traits are passed down through different generations of a species in order to adapt and likely survive within the changing environment.