Given the high level of uncertainty present at the onset of the entry phase, as the amount of verbal communication between strangers increases, the level of uncertainty for each interactant in the relationship will .

Decrease

Explanation:

Given the high level of uncertainty present at the onset of the entry phase, as the amount of verbal communication between strangers increases, the level of uncertainty for each interactant in the relationship will decrease

decrease

Explanation:

The uncertainty decreases, and chances of communicating better become a possibility:

When two strangers meet, the process of communicating makes feelings of uncertainty to decrease and distance to breach the gap, and this increases the chances for a better communication process to develop. Some other interactions may take place since the verbal communication helps build empathy and triggers interactions among people that would by other means be hindered.