For Each Set of Elements Choose the Appropriate Characterization of the Set's

Multiple Choice

For each set of elements choose the appropriate characterization of the set's elemental symbols from the response list. Responses may be used more than once or need not be used at all.
- iron, tungsten, potassium

A) all symbols have one letter
B) all symbols have two letters
C) all symbols start with the same letter
D) all symbols start with a letter not the first letter of the element's English name