Could you tell me which sentence sounds more natural between A and B?<br/>Thank you.<br/><br/><b>When local communities build an extensive support system allowing women to keep a balance </b><br/><br/><i><b>A. to hold down a job and run a household at the same time with ease,</b></i><br/><i><b>B. to hold down jobs and run households at the same time with ease,</b></i><br/><br/><b>they can enjoy enough chances to participate in many social activities.</b>