Identify the type and system of dimensioning in the example given below.
A. Unidirectional and parallel dimension
B. Unidirectional and chain dimension
C. Unidirectional and combined dimension
D. Aligned and combined dimension
Explanation: The example has unidirectional and chain type of dimension. The dimension figures are arranged horizontally and can only be read from the bottom. The dimensions are arranged in a straight line and not in parallel direction.