Which one of the following processes is performed by the endocrine system
excretion of hormones from the body
breakdown of hormones into simpler molecules
secretion of hormones from cells
transport of hormones to muscles

Atruck driver is attempting to deliver some furniture. first, he travels 8 km east, and then he turns around and travels 3 km west. finally, he turns again and travels 13 km to his destination. what is the drivers distance