A distinctive feature of the Dowling-Meara variant of EBS is that a. Heat exacerbates blistering b. Teeth are eroded due to enamel defects c. Mortality rate is near 100% by age 5 years d. Febrile episodes reduce blistering 4. The most distressing complication associated with recessive dystrophic EB Hallopeau-Siemens variant is a. Limb contractures b. Increased risk of skin cancer c. Periodontal disease d. Growth retardation 5.