please answer

Chandler's utility function is U(X1, *2) =2(In x2) + x1. Given his current income and the current relative prices, he consumes 12 units of x] and 16 units of x2. If his income doubles, while prices stay constant, how many units of x, will she consume after the change in income? O a. 4 O b. 16 O c. There is not enough information to determine how many O d. 12 e. 18