What percentage of the energy flowing through primary producers is ultimately transferred to secondary consumers? a. 100% b. 10% c. 1% d. 0.1%

C.1%, Only 10% of the energy will be transferred to the next consumer, in this case 10% of the energy from the producer will be transferred to the primary consumer and 10% from the primary consumer will be transferred to the secondary consumer. That makes it 1% from the energy in the primary producers will be transferred to the secondary consumer. 

Interphaseinterphase

On edgenuity it is d: watermelons