Explanation:

To find the answer, let's break down the instructions:

- From "PRIORITY": Take the 1st (P), 4th (O), 5th (R), and 7th (T) letters.

- From "SECTOR": Take the 3rd (C), 5th (O), and 6th (R) letters.

Combining these letters, the possible letters are: P, O, R, T, C, O, R.

Now, find a meaningful word using these letters:

- The letters can form the word "PROCTOR".

- Examine the options:

- Option 1: P -

- Option 2: R

- Option 3: Y

- Option 4: O

- Option 5: X

The first letter of "PROCTOR" is P.

Thus, Option 1: P is the correct answer.

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