all the huts and projects are done?

i still need to move the statue, and i don't have enough
builders! having done puzzles 1-12 ive done the bath, the tomb
stone, the cave , everything... now how do i train more buildiers?
for the statue And for the jack of all trades?

2 more questions if i may
how will i get my villigers to live till 90? so far they only
get to 75 and i have everything improved

last question
how do i use tech points to change the peoples cloths?

TY