What items were used in the early days of table tennis ? hands a bat or a book

If anybody needs , i will be on for a while so just message me! i will get to as many as possible

What age of people are most affected by bipolar disorder

The following statement about pathogens are true except for one, which statement is not true? a. pathogens belong in the human body b. pathogens can cause infectious diseases c. some pathogens can be classified as animals d. pathogens can multiply inside a host organism