Which of the following losses would be covered under the insured's liabilty coverage?

a$-$ another driver backs his car into the insured's parked car.

b$-$ the insured is rear ended by another driver at a stop sign.

c$-$ another driver crosses the center lin and strikes the insured's car

d$-$ the insrued turns the wrong way on a one$-$way street and hits another car head$-$on