4 equally heavy black pearls, 1 white pearl and a piece of iron weighing 30 g are placed on a beam balance as shown in the diagram. The beam balance is balanced.

How heavy are 6 black and 3 white pearls altogether?

(A) 100 g (B) 99 g (C) 96 g (D) 94 g (E) 90 g

(A) 100 g (B) 99 g (C) 96 g (D) 94 g (E) 90 g ​

the answer would be  

c. neighborhood watch

hope this .

c. will be your answer sorry if im wrong tho

answer

ben’s food poisoning was caused by cross-contamination

explanation

cross-contamination in food occurs when harmful bacteria is transferred to food from other foods, utensils or cutting boards. it happens often when handling raw meat , sea foods and poultry. in this case, because ben did not wash hands before and after handing the poultry, chances that bacteria transfer   from the poultry to the vegetable are high.