Celtics still have many questions to be answered this season

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What we know about the Celtics 60 percent into this transition season is that they are still a team of moving parts and uncertainties.

Rajon Rondo is hardly the player he is going to be in April, but his return has given the organization some stability and peace of mind considering the upheaval in the first few months. We know that Avery Bradley, when healthy, is an intriguing option at shooting guard and is a much-improved shooter. And we know that Jared Sullinger is turning into a more dependable player in the paint who has a tremendous upside if he continues to work on his body as well as his game.

The Celtics began the season winning 12 of their first 26 games and were firmly in the playoff race in a weak Eastern Conference in mid-December.

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