The correct answer for the question that is being presented above is this one: There are 6 personality types. The conclusion developed by john holland in his personality type theory is that there are 6 personality types, which includes: (1) Realistic [people who love to work with animals, machines, tools and avoid social activities], (2) Investigative [likes to study and solve math or science problems], (3) Artistic [likes to do creative activities like art, drama, crafts, dance, music, or creative writing], (4) Social [likes to do things to help people -- like, teaching, nursing, or giving first aid, providing information], (5) Enterprising [likes to lead and persuade people, and to sell things and ideas], (6) Conventional [likes to work with numbers, records, or machines in a set, orderly way]
