One of the most stable associations is between happiness and ________, viewing themselves and the world more positively

Direct instruction in which of the following activities is most likely to accelerate gross-motor development in early childhood?

A) throwing B) running C) dancing D) tumbling

Twins who are produced when two separate ova are fertilized by two separate sperm at roughly the same time are called ________ twins

a) dizygotic b) monozygotic c) gamete d) zygote