1 0/1 Jim and Kay Ross contributed to the support of their two children, Dale and Kim, and Jim's widowed parent, Grant. For 2020, Dale, a 19 -year-old full-time college student who lives at home when not at college, earned $4,500 as a baby-sitter. Kim, a 23-year-old bank teller, earned $12,000. Kim provided more than 50% of her support during 2020. Grant received $5,000 in dividend income and $4,000 in nontaxable Social Security benefits. Grant, Dale, and Kim are U.S. citizens and Grant and Dale were over one-half supported by Jim and Kay. How many individuals can Jim and Kay claim as dependents in 2020? 4 1