Well it is not good to say such words to anyone, as these can hurt the feelings of others. and one should not have a right to taunt or humiliate others by pointing out their physical appearance.
But if there is a case where someone has to use such words, then i guess Plump is the most positive connotation to be used instead of some harsh words like fat, dumpy etc. No doubt, Plump is also one of these words, but it gives a sense of cuteness as well. Because being chubby fat dumpy are always associated with ugliness. But by using the word Plump, some positive vibes are also being shared. So its better to use Plump, if necessary.
The warrior is the character being described, since he is the one marching to the building and also the clue his which is a description of male ownership and bereft of this joyance means he was deprived of his joyance... all in one these things describe what the warrior was doing and how he was feeling.
Progressive verbs I believe end in "-ing" because they are actions that are still in the process of being performed. So, the answer is C because of the word "reading"