A) The source is probably not valid because it is based on an opinion.
He or she that wrote it did not go into a lab and see if the resources are true its just based on what he thinks it is.
The answer is B vitamin k.
Answer:Build a Healthy Eating Style. Focus on making healthy food and beverage choices from all five food groups including fruits, vegetables, grains, protein foods, and dairy to get the nutrients you need. Eat the right amount of calories for you based on your age, sex, height, weight, and physical activity level.
Explanation: hope this helps
Answer:
The correct answer would be - floor opening.
Explanation:
A floor opening is an opening or entry or hole that is at least 12 inches or more than that in the pavement, yard, platform, floor or anything in which someone or something can fall in it.
It is made for the entry or exit of person to fix anything under or above this pavement or platform. The best example of these floor openings is stair or ladder pit, manway hole, or hatchway.
Thus, the correct answer is opening - floor opening.
Being well!! I hope this helps you...
