Use the following equation:
C4H10O + 6 O2 + 4CO2 + 5H2O
How many moles of O2 are needed to make 36.7 mol of CO2?

This is an oxidation-reduction (redox) reaction:

4 C-II - 24 e- → 4 CIV
(oxidation)

12 O0 + 24 e- → 12 O-II
(reduction)

C4H10O is a reducing agent, O2 is an oxidizing agent.

Reactants:

C4H10O – Ethoxyethane source: wikipedia, accessed: 2019-09-27source: wikidata, accessed: 2019-09-02
Other names: Diethyl ether source: wikipedia, accessed: 2019-09-27source: ICSC, accessed: 2019-09-04source: NIOSH NPG, accessed: 2019-09-02, Diethyl ether; Dether; Ethyl ether; Ethyl oxide; 3-Oxapentane; Ethoxyethane; Diethyl oxide; Solvent ether; Sulfuric ether source: wikipedia, accessed: 2019-09-27, Ether source: wikidata, accessed: 2019-09-02source: ICSC, accessed: 2019-09-04source: NIOSH NPG, accessed: 2019-09-02... show more
Appearance: Colorless liquid source: wikipedia, accessed: 2019-09-27; Very volatile colourless liquid with characteristic odour source: ICSC, accessed: 2019-09-04; Colorless liquid with a pungent, sweetish odor. [Note: A gas above 94°F.] source: NIOSH NPG, accessed: 2019-09-02
O2
Names: Dioxygen source: wikidata, accessed: 2019-09-07, Oxygen source: ICSC, accessed: 2019-09-04source: wikidata, accessed: 2019-09-07, Oxygen (liquefied) source: ICSC, accessed: 2019-09-04... show more
Appearance: Odourless compressed gas source: ICSC, accessed: 2019-09-04; Liquefied gas. colourless-to-blue extremely cold liquid source: ICSC, accessed: 2019-09-04
Products:

CO2
Names: Carbon dioxide source: wikipedia, accessed: 2019-09-27source: wikidata, accessed: 2019-09-02source: ICSC, accessed: 2019-09-04source: NIOSH NPG, accessed: 2019-09-02, {{plainlist| source: wikipedia, accessed: 2019-09-27, CO2 source: wikidata, accessed: 2019-09-02... show more
Appearance: Colorless gas source: wikipedia, accessed: 2019-09-27; Odourless colourless compressed liquefied gas source: ICSC, accessed: 2019-09-04; Colorless, odorless gas. [Note: Shipped as a liquefied compressed gas. Solid form is utilized as dry ice.] source: NIOSH NPG, accessed: 2019-09-02
H2O – Water, oxidane source: wikipedia, accessed: 2019-09-27
Other names: Water (H2O) source: wikipedia, accessed: 2019-09-27, Hydrogen hydroxide (HH or HOH) source: wikipedia, accessed: 2019-09-27, Hydrogen oxide source: wikipedia, accessed: 2019-09-27... show more
Appearance: White crystalline solid, almost colorless liquid with a hint of blue, colorless gas

The answer is b metal denting