The initial euphoria following their victory in the election has now subsided into less enjoyable and more stressful feelings as the work ahead begins to pile up.

What does the word that contains the stem probably mean?

Responses

to act in a pleasant manner
to act in a pleasant manner

state of pleasantness/happiness
state of pleasantness/happiness

pleasant in sound
pleasant in sound

to not act in a pleasing or pleasant way

to not act in a pleasing or pleasant way