List at least 5 tips and guidelines for losing weight safely

Eat Healthy food (avoid fatty, unhealthy foods)
Exercise, Mostly Cardio (Running, Walking, Jogging)
Limit meals to snacking 4-6 times a day, not eating huge portions all at once, like normal. 
 Do not over-eat, stay within your boundaries of how many calories your body needs per day
Stay positive: Having a positive attitude for all of the other steps is honestly a huge key, and staying committed to a plan that you have set.

“d” is the answer to the question

1. the answer is a parasite