Three Capacitors, A, B, and C, Are Connected in Parallel $A B C / ( A + B + C )$

Multiple Choice

Three capacitors, A, B, and C, are connected in parallel to a source. The effective capacitance as seen by the source is

A) $A B C / ( A + B + C )$
B) $( A + B + C ) / ( A B C )$
C) $A + B + C$
D) $A B C / ( A B + B C + C A )$