Most voters go to the election booth with scant knowledge about the qualifications of judicial candidates, and they often end up voting

a. on advice from a trusted family friend.

b. for the first name in a list of candidates.

c. by name familiarity.

d. only on issues that they are familiar with, skipping the judicial candidates.

Option A

Explanation:

They often end up voting on advice, maybe from family friend, similar options from fellow voters, some vote based on the favors administered by a judicial candidates etc,

Option A is the best option because people get first hand influence from trusted family friend or partner and this has a big effect on voting, people go to polling centers with believes and opinions from friends and families

So yes most voters rely on advice from trusted family friend with scant knowledge about the qualifications of judicial candidates.