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Language/Type: C expressions %

What output is produced by each of the following code samples? 

// A)
for (int i = 0; i < 5; i++) {
    for (int j = 0; j < 10; j++) {
        printf("*");
    }
    printf("\n");
}

// B)
for (int i = 1; i <= 5; i++) {
    for (int j = 1; j <= i; j++) {
        printf("*");
    }
    printf("\n");
}

// C)
for (int i = 1; i <= 5; i++) {
    for (int j = 1; j <= i; j++) {
        printf("%d", i);
    }
    printf("\n");
}
A)
B)
C)

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