Implantation, the process whereby the blastocyst burrows into the wall of the uterus, usually is completed by about 8-11 days after ovulation

Which of the following statements is true regarding the prevalence of autism spectrum disorder?

a. Vaccines or substances in vaccines are responsible for the increase in autism spectrum disorder diagnoses. b. The increase in autism cases is likely due to increased awareness and changes in diagnostic criteria. c. A delayed vaccination schedule is recommended to avoid autism development. d. Autism spectrum disorder is found predominantly in females.

Onlooker play involves active interest and talking but no direct participation with another child

a. True b. False Indicate whether the statement is true or false