Jillian knits hats for her family and friends. in the first week, she knits 4 hats. the next week,
she has some , and together, they knit four times as many hats. the following week, she
has even more , and they knit four times as many hats as the week before. the fourth
week, jillian, her friends, and family, knit four times as many hats as the third week. how many
hats will they knit in the fourth week?
16 hats
32 hats
64 hats
256 hats