The following couples are planning pregnancies. In which situations would the couple most likely benefit from genetic counseling? Check all that apply. Delia and Amit have been trying to have a baby for five years, without success. Mark and Gloria are both 39 years old and are planning their first child. Trey and Luisa have one healthy child and plan on having a second. They have no history of genetic conditions. Dave and Kristi are both healthy, but Dave has a cousin with cystic fibrosis. They are concerned about whether their future children could have this condition. Marisol and Carlos were recently in a car accident and Marisol underwent surgery to have her spleen removed. They are concerned about carrying a pregnancy to term.