The roots word mast/o refest to whish of following organs

Which of the following is considered unstructured data entry? a. drop down menu selection. b. entering free text in a data field. c. selection of check boxes. d. specialized note template.

Teenagers and children need sleep. teens need at-least 8-9 hours of sleep. kids need   at-least 10-11 hours of sleep depending on what time they go to sleep. sleep is very important for anyone of any age. read more on -

Briefly describe what heat stroke to the body does and a situation where it's more likely to affect someone performing a physical activity