Which product is negative?
A–3 • 5 • (–6) • 4
B–7 • (–3) • (–9) • 0
C–4 • (–6) • (–3) • (–5)
D–3 • 4 • (–2) • (–7)
A–3 • 5 • (–6) • 4
B–7 • (–3) • (–9) • 0
C–4 • (–6) • (–3) • (–5)
D–3 • 4 • (–2) • (–7)