A particular allele variant of SLC6A4 is believed to make children especially reactive to their rearing environment. For children with this allele variant, high maternal responsiveness is associated with of conscience at 15 to 52 months of age. Conversely, for children with this same variant, low maternal responsiveness is associated with of conscience.

Answer is high levels; low levels

Refer below.

Explanation:

A particular allele variant of SLC6A4 is believed to make children especially reactive to their rearing environment. For children with this allele variant, high maternal responsiveness is associated with high levels of conscience at 15 to 52 months of age. Conversely, for children with this same variant, low maternal responsiveness is associated with low levels of conscience.

answer; /// the correct answer is (a) burned the city;

think its caste system

explanation: