**PLS HELP DUE SOON** The Garden Club is planting fruit trees in their school’s garden. There is one large tree that needs 5 pounds of fertilizer. The rest are newly planted trees that need 1/2 fertilizer each.

A. 25x + 5 ≤ ½
B. ½x + 5 ≤ 25
C. ½x + 25 ≤ 5
D. 5x + ½ ≤ 25

Scores on the cognitive scale of the bayley-scales of infant and toddler development range from 1 to 19, with a standard deviation of 3. calculate the margin of error in estimating the true mean cognitive scale score, with 99% confidence, if there are 12 infants and toddlers in a sample.