What are the different levels of education for healthcare careers and how long do they take to obtain?
a) Diploma (1-2 years), Associate's degree (2-3 years), Bachelor's degree (4 years)
b) Certificate (6 months - 1 year), Bachelor's degree (3-4 years), Master's degree (1-2 years)
c) Associate's degree (2-3 years), Master's degree (2-3 years), Doctorate (4-6 years)
d) Diploma (1-2 years), Certificate (6 months - 1 year), Doctorate (3-5 years)