please help me solve this.

Team A: The mean age is 44 and the range of ages is 32. Team B: The mean age is 50 and the range of ages is 31 Team C. The mean age is 45 and the range of ages is 33 Team D. The mean age is 47 and the range of ages is 27 (a) Based on the information above, which team's ages have the least variability? Team A Team B O Team C O Team D (b) Based on the information above, which team has the youngest members on average? Team A Team B O Team C O Team D