3) there are more consumers than producers
Hopefully this helped and good luck.
The correct answer is A because G and C work together, and T and A work together, except A turns into U when transferring to mRNA.
Cora might have been diagnosed with another disease that presents similarly as tardive dyskinesia (this disease is a common adverse effect of antipsychotic drugs). Her misdiagnosis is most likely Sydenham's Chorea which affects people with rheumatic fevers. Other differentials include seizures and essential tremors.