Crossword Puzzle Source of sudden understanding

Clue: Source of sudden understanding

Source for many US officers (ROTC with 4 letters)
Source of sudden wealth (e.g. LOTTO with 5 letters)
Office snack source (CANDYMACHINE with 12 letters)
Headed for sudden death, say (INATIE with 6 letters)
Wrestling officials, briefly (REFS with 4 letters)
News source to the north (CBC with 3 letters)
Official decree (e.g. EDICT with 5 letters)
Tiny offshoot (TWIG with 4 letters)
Bottled water source located in Maine, not Eastern Europe (POLANDSPRING with 12 letters)
High protein source (PEAS with 4 letters)