Answer:
The correct answer will be option B - Dicotyledonae (Dicots).
Explanation:
The characters given in the conditions are the features of the Dicot plants as the Dicot plants posses:
1. Taproot- the root structure with primary, secondary and tertiary divisions.
2. Reticulate venation- the veins present in the leaves appear netted.
3. Number of stamens- the number of stamens or any other floral parts are present in the multiples of four and five.
Thus, option B - Dicotyledonae (Dicots) is the correct answer.