If the product of 10 integers is negative, at most how many of the integers can be negative? Options:
A) 2 B) 3 C) 4 D) 9 E) 6

Rationale: "the product of 10 integers is negative thus an odd number of integers need to be negative to have a negative product we are asked at most how many are required . so , the highest odd integer before 6 , i . e . 9 correct option : d"
Answer: D