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What are the two external interrupt signals in 80386?

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What are the two external interrupt signals in 80386?

(a) IV and NMI

(b) NMI and INTR

(c) INTR and IV

(d) PC and NMI

This question was addressed to me in an online interview.

Question is from Features of Intel in section Embedded Processors of Embedded Systems

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Right choice is (b) NMI and INTR

To explain: The 80386 has two external interrupt signals which allow external devices to interrupt the processor. The INTR input creates a maskable interrupt while the NMI creates a non-maskable interrupt.

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