If `A={1,2,3,4,5},\ B={4,5,6,7,8},\ C={7,8,9, 10 , 11}a n d\ D={10 , 11 , 12 , 13 , 14}` . Find: `BuuD`

Explanation

To find the union of sets B and D, we will follow these steps:

### Step 1: Identify the elements of set B
Set B is given as:
\[ B = \{4, 5, 6, 7, 8\} \]

### Step 2: Identify the elements of set D
Set D is given as:
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