The statistics of the number of boys and girls participating in extracurricular interest groups in Chaoyang Primary School are as follows: (1) Which group has the largest number of boys? (2) Which primary school do you attend? (1) 39 > 20 > 18, so most boys join the science and technology group.

A: The number of boys participating in the science and technology group is the largest.

(2) 27 > 19 > 16, so most girls join art groups.

A: Most girls join art groups.

(3) Math group: 20+ 16=36 (person)

Art group: 18+27=45 (person)

Science and technology group: 39+ 19=58 (person)

58 > 45 > 36, the total number of people participating in the science and technology group is the largest.

A: The total number of people participating in the science and technology group is the largest.