The most stable carbanion is :

An organic reaction occurs by using reagents called electrophiles and nucleophiles via the formation of some reactive intermediates called carbocations, carbanions, free radicals, carbenes, nitrenes, radical cations, and radical anions. The most stable carbocation is :

An organic reaction occurs by using reagents called electrophiles and nucleophiles via the formation of some reactive intermediates called carbocations, carbanions, free radicals, carbenes, nitrenes, radical cations, and radical anions. The most stable carbocation is :

The most stable carbanion among the following is

The most stable carbanion among the following is

Which of the following is the most stable carbanion intermediate ?