This is coevolution. Typically hexapods and angiosperms like this moth and orchid are prime examples of coevolution
Cell:<span> The basic structural and functional unit of any living thing. Each cell is a small container of chemicals and water wrapped in a membrane. There are 100 trillion cells in a human, and each contains all of the genetic information necessary to manufacture a human being. This information is encoded within the cell nucleus in 6 billion subunits of DNA called base pairs. These base pairs are packaged in 23 pairs of chromosomes, with 1 chromosome in each pair coming from each parent. Each of the 46 human chromosomes contains the DNA for thousands of individual genes.</span>
The answer to your question is: C. Acid Rain
I think it is all of the above but you might want a second opinion.
Considering your talking about the a-d options Here is my answer
<span>A) Both produce proteins.
B) Both contain mitochondria.
C) Both provide structure to cells.
D) Both perform photosynthesis.
Answer is D</span>