Which of the following would be an example of a good?

a. a doctor's examination
b. a car
c. a teacher teaching an economics lesson
d. a taxi driver providing a ride

i need with economics

Anstobacco uses;  

The shia sect of islam is primarily different from sunni islam in the belief that the first legitimate imam following muhammad was imam ali. unlike the three caliphs that succeeded muhammad, ali was part of muhammad's clan (related to him). major shia caliphates include the fatimid and safavid caliphates.  the answer will be option c. shia read more on

B)  killing off supporters of his father to strengthen his own control.