Determine the Possible Number of Positive Real Zeros and Negative $$f ( x ) = 7 x ^ { 3 } - 6 x ^ { 2 } + x + 3.5$$

Multiple Choice

Determine the possible number of positive real zeros and negative real zeros of the polynomial function using Descartes' rule of signs.
- $$f ( x ) = 7 x ^ { 3 } - 6 x ^ { 2 } + x + 3.5$$

A) 3 or 1 positive zeros, 1 negative zero
B) 2 or 0 positive zeros, no negative zeros
C) 2 or 0 positive zeros, 1 negative zero
D) 3 or 1 positive zeros, 2 or 0 negative zeros