Who was vladimir lenin
a. he was a leader of the bolsheviks in russia
b. he was a russian activist who was executed
c. he was a russian general during world war 1
d. he was a member of russia provisional government

Option A, He was a leader of the Bolsheviks in Russia.

Explanation:

The options that don't make sense are:  Options B, C, D

The option that makes sense is:  Option A, He was a leader of the Bolsheviks in Russia.

 Option A, He was a leader of the Bolsheviks in Russia.

the steam engine.

the locomotive.

the telephone.

the telegraph.

the internal combustion engine.

the rifle.

ironclad ships.

electricity/light bulb.