Sandra target heart rate zone is 135 bpm- 172bpm. marissa target heart rate zone is 143 bpm-176bpm. they stop playing basketball and take their pulse and both count the heart rate at 144bpm. if they decrease their heart rate by 20bpm who will be in her thr zone

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.

it keeps oxygen levels low throughout the body