The best answer to the health and workout question above would be overload. It is evident that the person developed knee pain from running everyday - a sign that the knee was put on a greater amount of stress. This principle of sport training is called the overload and is used to strengthen the ability of that certain muscle to work efficiently.
well no, as long as its your own child, if its some other child that you see on the street then yes, but if its like i said your own or for instance your helping in a sunday school class,
the answer is D, also known as glandular fever or mostly referred to the kissing disease when your immune system is fighting off that virus it causes your lymph glands to swell